MAN0443.P65 Issue 13 Aug 04 5701 Control System
05701-M-5001 A02279
CHAPTER 4 - INSTALLATION INSTRUCTIONS
4 - 45
Three Wire Control Card Current Source, Transmitter Current Sink Connection for
Searchpoint Optima Plus (Signal Returned to Regulated +23V Supply)
Note: 1. Where a sensor is earthed locally, either to the Earth Stud or
through the sensor casing or mounting, to avoid earth loops
the screen sheath of the cable should only be connected at
one end. ie. At the sensor or at the Interface/relay Card.
2. The Optima Plus analogue output is non isolated and is
factory configured as current sink or current source. The
actual configuration is identified by a label on the Optima
white 4 - 20mA output lead.
Single Channel Control Card 4 - 20mA 05701-A-0301
Fitted with 4 - 20mA Sensor Drive 05701-A-0283
Link Positions
LK3
LK1
LK12
LK9
LK6
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