ABB REF 542plus User Manual

Line description: “Channel descriptor”“Channel number “: “Values”
Channel descriptor: General 4-20 mA sensor → General sensor
Trafag → Density, Temperature
Channel number: x. Where x addresses the analog input channel.
Values: General Sensor → 4-20 mA, for Trafag the density and the
temperature.
A051359
Fig. 14.5.-1 4-20 mA analog inputs commissioning page
14.6. Optical inputs commissioning page
This page displays the status of the optical inputs on the main module. This mode is
available only with main modules equipped with the optical inputs
(1VCF751021R0803, X74 only and 1VCF751021R0801 for all).
Line description: “Channel descriptor”“Channel number “: “Values”
Channel descriptor: Optical Input
Channel number: x. Where x addresses the optical Input channel.
1: X74 (time synch input)
2: X75
3: X76
Values: 0: Optical input is off (no light is present).
1: Optical input is on (light is present).
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REF 542plusREF 542plus
Multifunction Protection and Switchgear Control Unit
Operator's manual
1MRS755869

ABB REF 542plus Specifications

General

Brand	ABB
Model	REF 542plus
Category	Control Unit
Language	English