Time sync solutions for when you need to be certain
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GPS Clock - TTM 01-E

The TTM 01-E is a reliable and accurate GPS clock with sub-microsecond timing that is used to synchronize IEDs (Intelligent Electronic Devices) in the power industry and other industries where precise and reliable timing is required.

As with all Tekron GPS clocks, the TTM 01-E has electrically isolated outputs, providing an extra layer of protection to all IEDs attached to it.

The TTM 01-E supports both NTP/SNTP (IEC 61850) and PTP (IEEE 1588).

GPS Clock_TTM 01-E
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Key Features
Input/Output Signals
Specifications
Accessories
Resources
Video
Independently isolated outputs
Isolated power supply
High output power line drivers
High noise immunity due to balanced pair distribution
UTC and LST with user defined DST options
Remote configuration

 

DC IRIG-B (Un-modulated, DCLS)
AM IRIG-B (Modulated)
Serial Strings
User defined pulses
Modified Manchester
DCF77
IEEE 1344
AFNOR S87-500
NTP/SNTP (IEC 61850)
PTP (IEEE 1588)

 

Datasheet_GPS Clock_TTM 01 Click here for a PDF version of the specifications (155 KB).
Physical
Design: UL94-V0 polycarbonate flame retardant din rail mount case with IP20 (Ingress Protection rating).
Measurements: (W) 55mm x (D) 60mm x (H) 90mm
Weight: 0.15Kg
Outputs - Serial Version
1 x Serial strings output
1 x Time code or pulse output
Electrical Specification: +/- 9v RS232 levels. A & B
Timing Accuracy: <1.5µs to UTC
1 x Sync indication output
Outputs - TTL Version
2 x TTL Outputs: Time codes & pulses
Electrical specification: TTL/CMOS compatible, 0-5v 150mA sink/source
Timing Accuracy: <200ns to UTC
1 x Sync indication output
Outputs - AM IRIG Version
1 x AM-IRIG_B12x
Electrical Specification: 9vpk-pk, 120 ohms
Timing Accuracy: <2µs to UTC
1 x Sync indication output
Network Time Server Port Option
Timing accuracy: <200ns to UTC
This UTP network interface option allows TTM 01- E to function as a Stratum 1 NTP/ SNTP Time Server.
Protocols supported: ARP, TCP, ICMP, Telnet, TFTP, DHCP, SNMP and BOOTP.
PTP v2 support Option
As per Network Time Server above plus:
  - PTP (IEEE1588) v2 operation
  GrandMaster (GPS) or ordinary clock functions (determined via BMC algorithm)
  - Profile selection: Default or Power
  - 1-step tx, 1-step/ 2-step rx
  - Layer 2 or Layer 3 mapping
  - Peer to Peer and End to End delay support
  - Multicast operation
Typical ordinary clock PPS accuracy (single sub- net) <250ns
Isolation
Power to Antenna: 1kV
Power supply to I/O: 3.5kV
Between TTL outputs A + B: 2.5kV
Environmental & Electrical
Power Drain: 3w max.
Operating Temperature: -10°C to +65°C  
Antenna Operating Temperature:: -40°C to +85°C  
Humidity: To 95% non-condensing  
Programmability
Windows based configuration software is supplied on CD and is also available to be downloaded from the Tekron website. User adjustable options include:
Timing & Synchronization:

Worldwide daylight savings and local time configuration using either rule based or fixed date methods.

Options that allow equipment checks prior to full installation and adjustable hold-over times to increase reliability in the case of poor GPS coverage.

Adjustments to compensate for installation parameters such as delay of GPS signal through antenna cable.

Time Codes and Pulses (TTL or serial versions):

IRIG-B (B00x / B22x) time code with selectable IEEE1344 and AFNOR S87-500 extensions.

DCF77 time code

User defined pulse sequences:
− Repetition rates from 20ms to 24 hours
− Offsets and durations from 10ms to 24 hours.
− Resolution is 10ms, timing accuracy is 200ns.

Serial Strings (only serial version): NMEA-0183 ZDA
NMEA-0183 RMC
IRIG J-17
Tekron A—F: Six protocols designed for plug and play compatibility with a wide range of equipment.
Lightning Protection Kit
The antenna lightning protection kit affords additional protection through the use of an impulse suppressor installed in the antenna lead-in coax cable. In the event of a lightning-derived high voltage surge occurring on the coaxial cable, the impulse suppressor activates, short-circuiting the cable directly to the protection ground.
Kit contents (all components required to install lightning protection are included): Poly-phasor DGXZ+06NFNF-A Impulse Suppressor
2 x N-type Male Crimp Style Coaxial cable
Connector set to match antenna cable
Crimp Tool to match the above connectors RG59).
Antenna Mount
An adjustable 500mm powdercoated steel mounting bracket.
In-Line Amplifier kit
The LA-21-1575-100N In-line amplifier is available for extending cable runs.
 
Datasheet_GPS Clock_TTM 01 Technical Specifications datasheet  [Download datasheet - 155 KB]
GPS Clock TCG 01-E resources

Configuration Software, Quick Start Guide & User Manual.

This section is restricted to Tekron customers only. Click here if you are a Tekron customer and have not been issued a username and password.


 
In this video, Export Sales Manager, Marcus Figueroa, will take you through the functions and outline the key benefits the TTM 01-E offers. If you cannot see the video, click here.