EF-Series Instruction Manual
Rev 2/01 3-1
SECTION 3 — COMMUNICATION CARDS
3.1 SCOPE
This section describes the communication cards used with the eFlow EF-Series Flow Computer.
Topics covered include:
♦
Product Descriptions
♦
Initial Installation and Setup
♦
Connecting the Communication Cards to Wiring
♦
Troubleshooting and Repair
♦
Specifications
3.2 SECTION CONTENTS
This section contains the following information:
Information Section Page Number
Product Descriptions 3.3 3-2
EIA-232 Serial Communications Card 3.3.1 3-3
Power Cycling 3.3.1.1 3-4
EIA-485 Serial Communications Card 3.3.2 3-5
Dial-up Modem Communications Card 3.3.3 3-6
Initial Installation and Setup 3.4 3-8
Installing Communications Cards 3.4.1 3-8
Connecting Communications Cards to Wiring 3.5 3-10
EIA-232 Communications Card Wiring 3.5.1 3-10
Auxiliary Power Wiring 3.5.1.1 3-10
EIA-485 Communications Card Wiring 3.5.2 3-11
Dial-Up Modem Communications Card Wiring 3.5.3 3-12
Troubleshooting and Repair 3.6 3-13
Replacing a Communications Card 3.6.1 3-13
Communication Cards Specifications 3.7 3-15
Serial Card Specifications 3.7.1 3-15
Dial-up Modem Card Specifications 3.7.2 3-16
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