ROC364 Instruction Manual
4-1 Communications Cards Rev Jun/05
SECTION 4 – COMMUNICATIONS CARDS
4.1 Scope
This section describes the communications cards used with the Remote Operations Controllers.
This section contains the following information:
Section
Page
4.1 Scope 4-1
4.2 Product Descriptions 4-1
4.3 Installing Communications Cards 4-8
4.4 Connecting Communications Cards to Wiring 4-12
4.5 Troubleshooting and Repair 4-19
4.6 Communication Card Specifications 4-21
4.2 Product Descriptions
The communications cards provide communications between the ROC and a host system or external
devices. The ROC364 provide room for two communications cards. The communications cards install
directly onto the Master Controller Unit (MCU) board and activate communications ports (COM1 and
COM2) when installed. The following cards are available:
♦ EIA-232 (RS-232) Serial Communications Card.
♦ EIA-422 / 485 (RS-422 / 485) Serial Communications Card.
♦ Radio Modem Communications Card.
♦ Leased-Line Modem Communications Card.
♦ Dial-Up Modem Communications Card.
NOTE: Refer to Form A6090 for information concerning the optional Remote MVS
Communications Card.
NOTE: Use a standard screwdriver with a slotted (flat bladed) 1/8-inch width tip when wiring all
terminal blocks.
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