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Omms, Ddress, Larm – Carbolite 3216CC Controller User Manual

Page 19: Ption, Emote, Nput and, Utput, Nalogue, Ommunications

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7.3

Comms Address

Typically the comms address is set to 1, but this can be changed. In the case of RS485 and
multiple instruments it is necessary to set different addresses.

To change the address value access the level 2 list. In level 2 press the scroll key

until

the

ADDR (ADDRESS) parameter is displayed. Use the Up

Down  to select the address

value.

7.4

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 guard against the connection of a mains supply to the
panel plug.
The instrument configuration, and parameters available to the operator, depend on the
customer requirements.

7.5

Remote Input and Output (Analogue Communications)

When analogue communications are fitted, the contacts are taken to Insulated terminal
sockets on the control panel.







Controller configuration depends on customer requirements.
Remote input (when specified) may be switched on and off using the Alternative Setpoint
Enable parameter in the controller home list, if this was made available for a particular
application. Remote output does not require switching on and off.

load

Controller

2A fuse

supply

n/o
contacts

Controller