Appendix: Technical Specifications
37
Ethernet Port
Transformer-isolated 10Base-T port.
Connector Type: RJ45 modular.
Supported Protocols: Modbus TCP (Port 502), DNP 3.0/TCP (Port 20000). IEC61850 (including
GOOSE & MMS)
SNTP Time synchronization.
Number of simultaneous connections (sockets): 5.
Modem Port
Transformer-isolated internal 56K modem.
Connector Type: RJ11.
Supported Protocols: Modbus RTU/ASCII, DNP 3.0.
Infrared Port
Optional optical IEC/ANSII head.
Baud Rate: up to 115,200 bps.
Supported Protocols: Modbus RTU/ASCII, DNP 3.0.
Real-time Clock
Accuracy: maximum error 15 seconds per month @ 25
°
C
IRIG-B Port
Optically isolated IRIG-B port.
Time code signal: unmodulated (pulse-width coded).
Level: unbalanced 5V.
Connector Type: BNC.
Recommended cable: 51Ohm low loss - RG58A/U (Belden 8219 or equivalent), TNC connector.
Recommended GPS time code generator: Masterclock GPS-200A.
Log Memory
Standard onboard memory: 4 Mbytes.
Plug-in expansion memory module: 64/128 Mbytes
Remote Display Module
Display: high-brightness seven-segment digital LEDs, three 6-digit windows
Keypad: 6 push buttons
Communication: EIA RS-485 port with 12V supply voltage
Connector Type: captured-wire, 5 terminals
Wires Size: up to 12 AWG (up to 2.5 mm
2
)
Distance: up to 1200m (4000 feet)