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Silimin Power Automation Co., Ltd.

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Person in charge:Nelson Wu
Telephone:+86(755)-85258411
No. QQ:5332592
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Home > Product > GNSS Referenced Clock > OEM & Customize your GNSS Clock
OEM & Customize your GNSS Clock

If all of following models are not what you are sourcing, please turn to “Model Selection page to DIY your own!

SGPS Series: 

Timekeeping: TCXO, OCXO Optional
Output options:
Pluse(PPS / PPM / PPH), IRIG-B(Port or Fiber), Serial Port (RS232/485), Alarm ( Relay or Network)
Input Options:
1) GPS / Beidou/ GlONASS/ GALILEO references, and 2 in 1 or 3 in 1 combination of them are all available
2) IRIG-B input and directional IRIG-B available.
Installation: 1U 19’’ rackmouting
Recommended Application:
Office; Commercial Building; Enterpress LAN Time

SGPS Series Model GPS+BD
+IRIG-B
TCXO Pulse
Output
IRIG-B Output Serial Port Alarm Power
Port Fiber RS232 RS422/485 Relay Network
Master   SGPS1000 1 1 - - - 18 18 - - Single AC/DC Input
SGPS1001 1 1 24 - - 6 6 - -
SGPS1002 1 1 12 12 - 6 6 - -
SGPS1003 1 1 - 24 - 6 6 - -
SGPS1004 1 1 12 - - 6 6 - -
SGPS1005 1 1 - 12 - 6 6 - -
SGPS1006 1 1 12 12 - - - - -
SGPS1007 1 1 12 4 2 - - - -
SGPS1008 1 1 - 4 2 6 6 - -
SGPS1009 1 1 - - 4 6 6 - -
SGPS1010 1 1 1 1 - - - 2 1
SGPS1011 1 1 - - - 6 6 - -
SGPS1012 1 1 6 6 - - - - -
Slave SGPS3000 IRIG-B 1 - - - 18 18 - -
SGPS3001 IRIG-B 1 36 - - - - - -
SGPS3002 IRIG-B 1 - 36 - - - - -
SGPS3003 IRIG-B 1 12 24 - - - - -
SGPS3004 IRIG-B 1 24 12 - - - - -
SGPS3005 IRIG-B 1 12 12 - 6 6 - -

SNTS Series:
Timekeeping: OCXO, Rubidium Optional
Output options:
NTP/PTP, IRIG-B (Port or F, Pluse(PPS / PPM / PPH), Alarm ( Relay or Network)
Input Options:
1) GPS / Beidou/ GlONASS/ GALILEO references, and 2 in 1 or 3 in 1 combination of them are all available
2) NTP/PTP Input
Installation: 1U / 2U / 4U 19’’ rackmouting
Recommended Application:
Banks, Securities, Airports, Communications, Public Security

SNTS Series Model GPS+BD
+IRIG-B
OCXO Network Output IRIG-B
Output
Pulse
Output
Alarm Chassis Power
NTP PTP Relay Network
NTP Master Time Sever SNTS1000 1 1 2 - 1 1 1 1 1U Rack Single AC/DC
SNTS1001 1 1 4 - 1 1 1 1 2U Rack Dual AC/DC
SNTS1002 1 1 6 - 1 1 1 1 4U Rack Dual AC/DC
SNTS1003 1 1 8 - 1 1 1 1
SNTS1004 1 1 10 - 1 1 1 1
SNTS1005 1 1 12 - 1 1 1 1
PTP Grand Master
Time Sever
SNTS1006 1 1 - 2 1 1 1 1 1U Rack Single AC/DC
SNTS1007 1 1 2 2 1 1 1 1 2U Rack Dual AC/DC
SNTS1008 1 1 4 2 1 1 1 1 4U Rack Dual AC/DC
SNTS1009 1 1 4 4 1 1 1 1
SNTS1010 1 1 4 6 1 1 1 1
SNTS1011 1 1 6 6 1 1 1 1
Slave
Time Sever
SNTS2000 NTP 1 3 0 0 0 0 0 1U Rack Single AC/DC
SNTS2001 PTP 1 0 3 0 0 0 0 1U Rack Single AC/DC

SNTF Series:
Timekeeping: TCXO, OCXO Optional
Output options:
0~50M Hz Programmable Frequency, Serial Port TOD message, 1PPS, Alarm ( Relay or Network)
Input Options:
GPS / Beidou/ GlONASS/ GALILEO references, and 2 in 1 or 3 in 1 combination of them are all available
Installation: 1U / 2U / 4U 19’’ rackmouting
Recommended Application:
Laboratories, Electronic R&D, E-Teaching, Scientific Research

Product Mode GPS+Beidou TCXO 0~50MHz
Programmable
Serial Port Pulse Alarm AC/DC input Chassis
 TOD PPS Relay Network
Time 
& Frequency
SNTF1000 1 1 2 1 1 - - 1 1U Rack
SNTF1001 1 1 4 - - - -
SNTF1002 1 1 4 2 2 - -
SNTF1003 1 1 8 - - - -
SNTF1004 1 1 6 3 3 - -
SNTF1005 1 1 12 - - - -
SNTF1006 1 1 8 4 4 - - 1 2U Rack
SNTF1007 1 1 16 - - - -
SNTF1008 1 1 10 5 5 - -
SNTF1009 1 1 20 - - - -
SNTF1010 1 1 24 - - 2 1 2 4U Rack
SNTF1011 1 1 40 - - 2

SNTM Series:
Timekeeping: OCXO Rubidium Optional
Output options:
Pluse(PPS / PPM / PPH), IRIG-B(Port or Fiber), Serial Port (RS232/485), NTP / PTP, DCF77, Alarm ( Relay or Network)0~50M Hz Programmable Frequency, Serial Port TOD message, Pluse, Alarm ( Relay or Network)
1U/ 2U/ 4U 19’’ rackmouting available
Input Options:
1) GPS / Beidou/ GlONASS/ GALILEO references, and 2 in 1 or 3 in 1 combination of them are all available
2) NTP/PTP Input
3) IRIG-B input and directional IRIG-B available.
Application:
Power Stations, Substations etc

Input / Output / Model           SNTM1000 Master Clock SNTM2000 Slave Clock
Signal Input GPS 1 -
BD 1 -
IRIG-B 1 2
NTP - -
PTP - -
Oscillator OCXO 1 1
Rubidum - -
Network Output NTP 1 -
PTP - -
Pulse Output TTL - -
Idle Contact 12 12
RS422/485 12 -
IRIG-B Output AC - -
DC 6 24
Fiber - -
Serial Output RS232 - -
RS422/485 6 -
DCF77 Output Idle Contact - -
Fiber - -
Alarm Output Relay - -
Network - -
Frequency Output 0~50MHz - -
Magagement M1 Module - -
Software SET - -
STM - -
Power 1 or 2 1 1
Chassis 2U/4U 2U 2U

GNSS RECEIVER
SNTS series is coming with GPS+BD 2 in 1 Receiver, and IRIG-B input as a redundany or used to extend as a slave clock 
GPS / Beidou / GlONASS / GALILEO references are all optional

GPS Type: 12 channels, independent tracking, 1575.42MHz ( L1), C/A Code; 
GPS Acquisition Time: Warm Start< 2mints, Cold start < 20mints

Beidou Type: 6 channels, independent tracking, (1561.1 MHz), B1
Beidou Acquisition Time: Warm Start< 2mints, Cold start < 20mints


ACCURACY

Accuracy / Oscillators TCXO OCXO (S) OCXO (M) Rubidium (S) Rubidium (M)
Accuracy to UTC
GPS locked                                                        
±50ns ±30ns ±25ns ±25ns ±25ns
Time free run, 1 day    ±50μs ±25μs ±10μs ±1μs ±1μs
Time free run, 1 year    ±12s ±5s ±200ms ±1ms ±1ms
10MHz, accuracy                 
GPS locked                 
±1x10-11 ±2x10-12 ±1x10-12 ±1x10-12 ±1x10-12
10MHz, Free run, 1 day ±1.10 -7 ±5.10-9 ±5.10 -10 ±2.10 -11 ±5.10 -12
10MHz, Free run, 1 year ±1.10 -6 ±2.10-7 ±5.10-8 ±5x10-10 ±5x10-11
Short Term Stability                  
1 second
2x10-9 5x10-10 5x10-11 2x10-11 5x10-11
Short Term Stability                  
10 second
1x10-9 5x10-11 2x10-11 2x10-12 2x10-11
Short Term Stability                     
100 second
3x10-10 1x10-11 1x10-11 2x10-12 5x10-12
Temperature Stability              
(peak-to-peak)   (-20...70℃)
1x10-6 5x10-9 1x10-9 1x10-10 1x10-10
Phase Noise @1Hz  -60dBc/Hz  -95dBc/Hz  -100dBc/Hz  -80dBc/Hz  -100dBc/Hz
Phase Noise @10Hz  -90dBc/Hz  -123dBc/Hz  -128dBc/Hz  -98dBc/Hz  -128dBc/Hz
Phase Noise @100Hz  -110dBc/Hz  -140dBc/Hz  -148dBc/Hz  -120dBc/Hz  -148dBc/Hz
Phase Noise @1KHz  -135dBc/Hz  -145dBc/Hz  -153dBc/Hz  -140dBc/Hz  -153dBc/Hz
Phase Noise  @10KHz  -140dBc/Hz  -150dBc/Hz  -155dBc/Hz  -140dBc/Hz  -155dBc/Hz

Note:
1. The accuracy is tested in average 24hours.
2. The accuracy in Hertz is based on the standard frequecny of 10MHZ.
3. The accuracy given are only valid for a constant ambient temperature.
4. "Free run" above means the clock is being synchronized with GPS at least 24 hours.


NTP/PTP
Support NTP Requests/Second (typical): >8000; Support Maximum Number of NTP Clients (typical): >20,000
NTP Time Accuracy: 100ms; NTP Time Stamp Accuracy (Typical):  < 100us; PTP Time Stamp Accuracy (Typical):  ±100ns peak


PROTOCALS:
Timing protocals:  
NTP v2,v3,v4, PTP v2 (1588-2008); SNTP v3, V4, NTP MD5 Authentication
ARP / UDP / TCP / Telnet; ICMP / SNMP / DHCP / TFTP
Managment protocals
For monitoring, report and configurations, we not only have keypad on front panel for fast setup, but also M1 managment module as a option.
M1 module support SILIMIN SNTM Protocal (STM Software)
 

CPU CHASSIS KIT
1U 19'' Standard Rack Mountable Chassis kit includes:
1 CPU Module(for 1U clock), 1 Front panel(1x LCD display, 1x Keypad with 6 buttons, 7x Status LED)
1 satellite signal Receiving Module ( G10 Module default) and 1 Power module 
As picture below, 1U Standard CPU Module have 5 Module slots for Input/Output/ Power, so that you can only choose up to 1 Input Module, 3 Output Modules, 1 Power module


2U 19'' Standard Rack Mountable Chassis kit includes:
1 CPU Module(for 2U clock), 1 Front panel(1x LCD display, 1x Keypad with 6 buttons, 7x Status LED)
1 satellite signal Receiving Module (G10 Module default) and 1 Power module 
As picture below, 1U Standard CPU Module have 9 Module slots for Input/Output/ Power, so that you can only choose up to 3 Input Module, 4 or 5 Output Modules, 2 or 1 Power module


4U 19'' Standard Rack Mountable Chassis kit includes:
1 CPU Module(for 4U clock), 1 Front panel(1x LCD display, 1x Keypad with 6 buttons, 7x Status LED)
1 satellite signal Receiving Module (G10 Module default) and 1 Power module
As picture below, 1U Standard CPU Module have 18 Module slots for Input/Output/ Power, so that you can only choose up to 3 Input Module, 13 Output Modules, 2 Power module


POWER SUPPLY PARAMETERS

 PA1 Power Module: 
 Standard power module for 1U
 1x 220V AC/220VDC/110VDC Input
 1x 5V@8A Output
  Need 1 Slot
 PA2 Power Module: 
 Standard power module for 2U/4U,
 up to 2 PA2 for 2U/4U kits
 2x 220V AC/220VDC/110VDC Input
 1x 5V@8A Output 
 1x 12V @ 1.5A Output
 1x -12V @ 1A Output
  Need 2 Slots
 PA3 Power Module: 
 It is needed when functional modules require.
 2x 220V AC/220VDC/110VDC Input
 1x 5V@8A Output 
 1x 12V @ 1.5A Output 
 1x -12V @ 1A Output
 1x 24V @ 1A Output
  Need 2 Slots

 
OUTPUT SIGNAL PARAMETERS

Ethernet  Interface  10Base-T/100Base-TX self-adaption
 MDI-X/MDI automatic polarity reversal; IEEE802.3
 Protocols  APR, ICMP. UDP、NTP、SNTP、PTP
 UDP receiving host  16groups: Support broadcast,multicast, providing timing output
Serial  Serial port  Baud rate: 300bps-115200bps can be changed with software 
 Data bits/parity bit/stop bit settable
 Optical fiber  Signal: TXD (wavelength options: 820mm,1310mm)
 RS232  Signal: TXD, GND.
 RS485  Signal: TA. TB,  each path can drive up to 128 loads. Signal: T
 TTL  Signal: TXD,GND.
 Open Collector (OC)  Signal: TXD,GND.  VCE: the maximum 300VDC
 Signal: TXD、GND.  ICE: the maximum 200mA
Pulse  Optical fiber  TTL level: rising edge, rising time≤50ns;
 RS422/RS485: rising edge, rising time≤100ns. 
 Optical Fiber: rising edge, rising time≤100ns;
 Static idle contact:rising edge, rising time≤100ns.     
 Open Collector (OC)  Time precision: ±1μs.  VCE:the maximum 300VDC
 Time precision: ±1μs.  ICE:the maximum 200mA
 RS232  Time precision: ±1μs. Signal:TXD,GND
 RS485 Bus mode  Time precision: ±1μs, each path can drive up to 128 loads
 Optical fiber  Time precision: ± 1μs. Wavelength options: 820mm/1310mm
 TTL  Time precision: ±1μs. Signal:TXD,GND
 Pulse width  10ms~800ms can be changed with software; step length 1ms
IRIG-B  Optical fiber  Time precision: ±1μs.(wavelength options: 820mm,1310mm)
 Open Collector (OC)  Time precision: ±1μs. VCE:the maximum 300VDC 
 Time precision: ±1μs. ICE:the maximum 200mA
 Time precision: ±1μs. Signal:TXD,GND
 IRIG-BAC  Precision time: ±3μs, balance 600Ω
 13VPP can drive more than 330Ω of the pure resistive
 load, output amplitude: 2~13VPP can be adjusted with software
 RS485 Bus mode  Each path can drive up to 128 loads
 TTL  Time precision: ±1μs.(wavelength options: 820mm,1310mm)
DCF77  Optical fiber  Time precision: ±1μs.Signal:TXD,GND
 Open Collector (OC)  Time precision: ±1μs.VCE:the maximum 300VDC
 Time precision: ±1μs.ICE:the maximum 200mA
 RS485 Bus mode  Each path can drive up to 128 loads by hardware dial.
 RS232  Time precision: ±1μs. Signal:TXD,GND.
 TTL  Time precision: ±1μs. Signal:TXD,GND.
Alarm  Alarm contact form  Relay Idle contact, contact capacity is 60VDC/1A.

  
ENVIROMENTAL CONDITIONS
Working temperature: -20℃~+60℃; Humidity:5%-90% (No Condensation)
Storage temperature: -40℃~+85℃; Humidity:5%-95% (No Condensation)
 

COMPIANCE, COMPATABILITY & CERTIFICATES
Anti-Interference design can meet the following standards:
GB/T13729-2002, GB/T14598.9-2002, GB/T14598.10-1996, GB/T14598.13-1998, GB/T14598.14-1998;
IEC60255-22-6:2001, IEC60255-22-7:2003
Compatability:
GB/T17626-1998, GB/T15153.1-1998, Ⅲ Level
Isolation protection
Electromagnetic isolation: Ethernet port 1.5kV.
Surge protection: Each axle out line 600w.
EMC
Compliant with EMC standards of the power system.
Certificates:
CE / RoHS / FCC / ISO9001 / 3C
Warranty: SILIMIN products come with a standard 3 year factory warranty
 

MANAGMENT METHODS
1. Front panel:
The front panel of SNTM integrates the familiar LCD display, and the keypad with 4 directional and 2 function buttons. This allows for a simple and fast on-site configuration of the main parameters.
2. Sofewares:
Hundreds of configuration options for the SNTM input and output, Alarm can be set by using SILIMIN’s powerful SET software.
STM Software: Compatible with SILIMIN M1 Module to ultized to configurate the detailed parameters of all other functional modules.
SET Software: Installed in PC for time managment of synchronization.

 


Firstly please confirm the quantity of functions, our sales will help you to define what CPU kit you will need:
 

  1U CPU  5 Slots: Up to 1 Input modules, 3 Output modules, 1 Power Modules
  2U CPU  9 Slots: Up to 3 Input modules, 4 or 5 Output modules, 2 or 1 Power Modules
  4U CPU  18 Slots: Up to 3 Input modules, 13 Output modules, 2 Power Modules
 
Each standard CPU Chassis kit ( either 1U or 2U/4U) includes:
1 CPU Module (with slots for other functional modules);
1 Front panel(1x LCD display, 1x Keypad with 6 buttons, 7x Status LED)
1 Satellite Signal Receiving Module (G10 Module default);
1/2 Power Module: PA1 / PA2 / PA3


Please choose the modules below to make your own GNSS Clock or Time Server.
Note the slots qty needed for each modules

 

 G1 Series:
 Signal
 Module
 G10 1 Slot  1* GPS+Bedou Input(2 in 1); 1*IRIG-B (DC RS422) Input
 1x BNC Connector and 1x pluggable screw terminal block ( 2x2-pole)
 G11 1 Slot  2* GPS+Beidou+Glonass Input (3 in 1); 1x BNC Connector
 G12 1 Slot  1* GPS Input; 1x BNC Connector
 G13 1 Slot  1* Beidou Input; 1x BNC Connector
 G14 1 Slot  1* Glonass Input; 1x BNC Connector
 G15 1 Slot  1* Galileo Input; 1x BNC Connector
 G16 1 Slot  1* GPS Input; 1* Bedou Input; 1* IRIG-B (DC RS422) Input;
 1x BNC Connector and 1x pluggable screw terminal block ( 2x2-pole)
 G17 1 Slot  1* CDMA Input; 1x SMA connector
 G2 Series: 
 Signal
 Module
 G21 1 Slot  1* NTP Input; 1x RJ45 port
 G22 1 Slot  1* PTP Input; 1x RJ45 port
 G3 Series: 
 Signal
 Module
 G30 1 Slot  1* IRIG-B ( DC RS422) Time Code Input; 1x pluggable screw terminal block ( 1x2-pole)
 G31 1 Slot  2* IRIG-B ( DC RS422) Time Code Input; 1x pluggable screw terminal block ( 2x2-pole)
 G32 1 Slot  2* IRIG-B (DC Fiber ) Time Code Input; 1x Fiber (SC/ST/FC)
 G33 1 Slot  2* IRIG-B ( AC) Time Code Input;
 G34 1 Slot  2* IRIG-B ( AC Fiber) Time Code Input; 1x Fiber (SC/ST/FC)
 Oscillator  K0 Built-in  TCXO Oscillator Module; No need extra slot
 K1  Built-in  OCXO Oscillator Module; No need extra slot
 K1  Built-in  Rubidium Oscillator Module; No need extra slot
 Alarm
 Output
 Module
 A1 1 Slot  1* PPS output;  
 1* IRIG-B output;
 1* Relay alarm message output for signal lost;  
 1* Relay alarm message output for power status;
 1x pluggable screw terminal block ( 2x4-pole)
 A2 1 Slot  1* PPS output; 1* IRIG-B output;
 1* Relay alarm message output for signal lost;
 1* Relay alarm message output for power status;
 1x pluggable screw terminal block ( 2x4-pole);
 1* 10/100M independent NTP module, IEC104 Protocal; 1x RJ45 connector
 IRIG-B
 Output
 Module
 B1 1 Slot  12* IRIG-B (DC RS422/485); 2x pluggable screw terminal block ( 2x6-pole)
 B2 1 Slot  12* IRIG-B (DC 24V Idle Contact signal); Need Support of PA3;
 2x pluggable screw terminal block ( 2x6 pole)
 B3 1 Slot  12* IRIG-B (AC); Need Support of PA2;
 2x pluggable screw terminal block ( 2x6-pole)
 B4 1 Slot  2* IRIG-B (DC Optical Fiber); 4* IRIG-B (DC RS422/485);
 1x pluggable screw terminal block
(2x6-pole)                                                                                                                                      
 B5 1 Slot  4* IRIG-B (DC Optical Fiber), Can be set as PPS;
 1xpluggable screw terminal connector( 2x4-pole); 1x Fiber (SC/ST/FC)
 B6 1 Slot  12* IRIG-B (DC TTL level); 2x pluggable screw terminal block ( 2x6-pole)
 DCF77
 Output
 Module

 
 D1 1 Slot  12* DCF77 (Idle Contact signal without Voltage);
 2x pluggable screw terminal block ( 2x6-pole)
 D2 1 Slot  12* DCF77 Optical Fiber Code; 2x pluggable screw terminal block ( 2x6-pole)
 Frequency
 Output
 Module
 F1 1 Slot  2* Frequency ( Both 0-50Mhz and Square / Sine wave settable
 1* PPS Output
 1*TOD Message Output
 (Need 1 slot)
 F2 1 Slot  4* Frequency ( Both 0-50Mhz and Square / Sine wave settable
 1* PPS Output
 1* TOD Message Output
 (Need 1 slot)
Management Module  M1 1 Slot  1* 10/100M independent NTP module, SILIMIN SNTM Protocal; 1x RJ45 connector;
 STM Management software in CD is for monitor parameters setup of all modules,
 It supports remote scalable services as well.
 Network
 Output
 Module
 N1 1 Slot  2* 10/100/1000M independent NTP module, NTP/SNTP time Protocal;
1x RJ45 connector
 N2 1 Slot  2* 10/100/1000M independent PTP module, PTP time Protocal;
1x RJ45 connector
 N3 1 Slot  1* 10/100/1000M independent NTP module, NTP/SNTP time Protocal;
 1x RJ45 connector
 4* USB for Serial Port message Output
 Pulse
 Output
 Module
 P1 1 Slot  12* Programmable Pulse (TTL level); Need support of PA3;
 2x pluggable screw terminal block ( 2x6-pole)
 P2 1 Slot  12* Programmable Pulse (Idle Contact signal without Voltage);
 2x pluggable screw terminal block ( 2x6-pole)
 P3 1 Slot  12* Programmable Pulse (Level RS422/485);
 2x pluggable screw terminal block ( 2x6-pole)
 P4 1 Slot  12* Programmable Pulse (Idle Contact signal with 24V Voltage)
 Need PA3 support ; 2x pluggable screw terminal block ( 2x6-pole)
 Mix
 Output
 Module
 PB 1 Slot  6* Programmable Pulse (Level RS422/485);
 1x pluggable screw terminal block ( 2x6-pole)
 6* IRIG-B (DC RS422/485); 1x pluggable screw terminal block ( 2x6-pole)
 PBS 1 Slot  4* Programmable Pulse (Level RS422/485)   
 4* Time Message (RS422) serial output; 2x pluggable screw terminal connector  
 4* IRIG-B (DC RS422/485)
Serial Output
Module

 
 S1 1 Slot  6* Time Message (RS232) serial output; 1x pluggable screw terminal block ( 2x6-pole)
 6* Time Message (RS422) serial output; 1x pluggable screw terminal block ( 2x6-pole)   
Power
Module
 PA1 1 Slot  1x 220V AC/220VDC/110VDC Input; 
 1x 5V@8A Output
 PA2 2 Slots  2x 220V AC/220VDC/110VDC Input;
 1x 5V@8A Output;
 1x 12V @ 1.5A Output;
 1x -12V @ 1A Output
 PA3 2 Slots  2x 220V AC/220VDC/110VDC Input;
 1x 5V @8A Output;
 1x 12V @ 1.5A Output;
 1x -12V @ 1A Output;
 1x 24V @ 1A Output
 
Antenna Kit Options:
Antenna Kit   STX30  30m Antenna Kit: High-gain Antenna and 30m Antenna Cable ( Single / 2 in 1 / 3 in 1)
  STX50   50m Antenna Kit: High-gain Antenna and 50m Antenna Cable ( Single / 2 in 1 / 3 in 1)
  STX80   80m Antenna Kit: High-gain Antenna and 80m Antenna Cable ( Single / 2 in 1 / 3 in 1)
  STX100   100m Antenna Kit: High-gain Antenna and 100m Antenna Cable ( Single / 2 in 1 / 3 in 1)

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