User Manual

Notes
18
MC19-1.20
To change the address value access the level 2 list. In level 2 press the page key until the
COMMS parameter is displayed. Press up  
6.4 Alarm Option
When an alarm board is fitted with free contacts for customer use, the contacts are taken to
a panel plug on the control panel, wired as indicated:
The purpose of the 2 amp fuse is to protect the internal circuitry from excess electrical
current.
The instrument configuration, and parameters available to the operator, depend on the
customer requirements.
6.5 Remote Input and Output (Analogue Communications)
When analogue communications are fitted, the contacts are taken to “banana plug” sockets
on the control panel.
Controller configuration depends on customer requirements.
Remote input (when specified) may be switched on and off using the Remote setpoint
enable parameter in the controller level 2, if this was made available for a particular
application. In level 2 press page  until ‘REM SP Enable’ is displayed, press up  or

‘SPX’ will appear in the top left corner of the display.
Remote output does not require switching on and off.
6.6 Program segment output
When the customer requirement is for program segment output, an extra parameter is
revealed in the PROG list. For each program segment, after the segment type and settings,
the parameter EVENT OUTS appears. This has values on and off. If the value is set to
on, then the relay closes during the segment and a small 1 appears in the top left of the
screen.
If more than one program segment output is fitted, then there are extra boxes depending on
how many event outputs there are.
Controller
2A fuse
supply
load
n/o contacts
controller