Communication Ports; Connectors - Motorola IRRInet-M DC Owner's Manual

Communication Ports

The IRRInet-M DC RTU has three ports available:
•
Port 1: RS232 Configuration Port (for programming and monitoring the unit),
RS232 External Dialup Modem, RS232 External Modem, User Protocol,
PIU for Piccolo XR, or RTU to RTU Communication (MDLC)
RS485 Multi-drop Communication or PIU for Piccolo XR
•
Port 2: RS232 Configuration Port (for programming and monitoring the unit),
RTU to RTU Communication (MDLC), User Protocol, or PIU for Piccolo XR
•
Port 3: External Radio interface: A variety of radios can be attached for RTU to RTU
Communication (MDLC), using DPSK (1200 bps), FSK (2400 bps), dual-binary (9600
bps) (HDLC), INTRAC; or Communication (User Protocol) with Remote I/Os using
FSK 900 Hz & 1500 Hz (450 bps).
For details on the available external radio models, see Appendix B. For instructions on
radio connection to the RTU, see Installation of IRRInet-M with Waris External Radio
below.
OR
Line Interface: RTU to RTU Communication (MDLC), using DPSK (1200 bps).

Connectors

The IRRInet-M DC RTU has the following connectors available (see Figure 2):
•
RS485/RS232
•
RS232
•
External Radio
•
Aux PWR OUT
(for external radio power supply)
•
Line communication
•
9-30V DC PWR IN
•
DC SOL OUT 1-9
•
DC SOL OUT 10-12/
DIG. INPUTS 1-4 (Dry contact)
The I/O Expansion Model (12DO/4DI) also includes the following connectors:
•
DC SOL OUT 13-21
•
DC SOL OUT 22-24/
DIG. INPUTS 5-8 (Dry contact)
The IRRInet-M DC RTU has the following internal connector.
•
I/O Expansion connector
(RJ45, 8 pin)
(RJ45, 8 pin)
(RJ45, 8 pin)
(2 pin)
(3 pin)
(3 pin)
(10 pin)
(10 pin)
(10 pin)
(10 pin)
(30 pin)
Description
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