Logic Alarm Cable Connection And Functions - GRAPHTEC GL2000 User Manual

2 .8 Logic Alarm Cable Connection and Functions

This section describes how to connect the logic alarm cables and the functions of cable.
When wiring, turn off the signal supply source to prevent electric shock .
Also, position this input cables away from any power lines and ground cables .
The Input/output cable for GL (B-513: Option) allows logic/pulse input, external trigger input, and alarm/
trigger signal output.
Connect the Input/output cable for GL (B-513: Option) to the external input/output terminal as shown below.
Input/output cable for GL
(B-513: Option)
Logic/Pulse Input Specifications
Item
Number of input channels
Input voltage range
Threshold level
Hysteresis
* Switch between logic and pulse input.
Trigger Input/External Sampling Input Specifications
Item
Number of input channels
Input voltage range
Threshold level
Hysteresis
4
0 to +30 V max. (single-ended ground input)
Approx. +2.5 V
Approx. 0.5 V (+2.5 to +3 V)
1
0 to +30 V max. (single-ended ground input)
Approx. +1.9 V
Approx. 0.2 V (+1.9 to + 2.1 V)
CHAPTER 2 Checks and Preparation
Description
Description
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