OTMC 100 - Technical Data

 

GPS Antenna, GPS Receiver and CPU combined
in a compact, weatherproof outdoor unit

Zero in-house footprint
No RF cabling required

Multi-protocol support
One solution for PTP and NTP timing networks

Connection via one single Ethernet cable
Automatic cable length compensation
Up to 100 m cable length between nodes supported

 

 

 

Timing Performance

Characteristic

Rating

Timing Accuracy

  • 100ns to reference time (UTC)

Supported Timing Protocols

  • PTP according to IEEE 1588 2008 (IEEE 1588 Version 2)
  • NTP v4 according to RFC 5905
  • Time (RFC 868)
  • Daytime (RFC 867)

PTP (IEEE 1588) Features

  • Default profile IEEE 1588-2008, Annex J (OTMC 100i and OTMC 100p)
  • Power profile IEEE C37.238-2011 IEEE Standard Profile for Use of IEEE 1588 Precision Time Protocol in Power System Applications (OTMC 100p)
  • IEC/IEEE 61850-9-3:2016 (OTMC100p)
  • One-step and two-step operation
  • End-to-end (multicast) and peer-to-peer delay mechanisms
  • PTP over UDP/IPv4, UDP/IPv6 and Ethernet/IEEE802.3 (IEEE 1588-2008 Annex D, E, and F)
  • PTP management interface
  • High performance (up to 512 messages/second)

GPS Performance

Characteristic

Rating

GPS Performance

  • Integrated GPS antenna
  • 12 channel GPS receiver
  • Frequency: 1575.42 MHz L1 Band

Networking & Management

Characteristic

Rating

Management

  • Web Interface (HTTP/HTTPS)
  • TFTP, FTP, and SSH access
  • Automated configuration via SSH and XML files
  • Failsafe software upgrade in the field
  • Email notifications
  • Syslog (local and remote)
  • SNMP (for IEEE C37.238-2011)

Networking

  • One Ethernet port, 10Base-T/100Base-TX Ethernet
  • Supports IPv4 and IPv6
  • Power over Ethernet (PoE) according to IEEE 802.3af
  • DHCP/Autoconf
  • Zeroconf (MDNS/DNS-SD)
  • Waterproof Ethernet connector according to IEC 61076-3-106 (Variant 4)

Other

Characteristic

Rating

Power Supply

  • Supplied by Power-over-Ethernet (PoE, IEEE 802.3af)
  • PoE Class 1 powered device
  • Power consumption < 2W

EMC

  • This Product adheres to the electromagnetic compatibility (EMC) directive 2004/18/EC (CE conform)
  • Emission: EN 55022:2010 class B, EN 61326-1:2006
  • Immunity: EN 55024:2010, EN 61326-1:2006,
    EN 62305-4:2010

Safety

  • IEC 60950-1:2005 2 Ed. +A1:2009 (Information technology equipment - Safety - Part 1: General requirements)
  • IEC 60950-22:2005 (Information technology equipment - Safety - Part 22: Equipment to be installed outdoors)

Environmental

Operating temperature range

-40°C … +70°C (-40°F ... +158°F)

Storage temperature range

-40°C … +85°C (-40°F ... +185°F)

Mechanical

Housing type:

Waterproof housing (IP 67)

Dimensions (without connector and mounting kit)

  • Diameter: 115,5 mm / 4.55"
  • Height: 106,2 mm / 4.17"

Weight (without mounting kit)

< 500g / < 1.1 lbs

Vibration

  • IEC 60068-2-6, Test Fc, Vibration sinusoidal
  • 6 mm at 5-9 Hz, 2 g at 9-200 Hz

Shock

  • IEC 680068-2-27, Test Ea
  • 15 g/11 ms half-sine