AGS MERLIN CO2-TFT Installation, Operation & Maintenance Manual - Page 7

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Installation, Operation & Maintenance Manual

CO2 PRE-ALARM

This relay can send a signal to a Building Management System

(BMS) or Merlin panel when CO

FAN ENABLE

The [FAN ENABLE] relay output can be connected to a fan switch

which can energise fans via a signal.

This relay will switch on a fan from the current CO

current temperature only or by the status of both (whichever is

greatest) as follows:

N/C: >600ppm / > 73.4°F / 23°C

N/O: <550ppm / < 71.6°F / 22°C

These levels cannot be altered.

0-10V ANALOGUE OUT 1 & OUTPUT 2

These connections are used to regulate external fan speed

controllers (supplied separately). Connect direct to fan speed

controllers or via your Merlin panel [0-10V] terminal if available.

Minimum voltage output can be configured in settings menu from 0

to 5 volts.

0-10V output can be driven by the status of current CO

by current temperature only or by the status of both levels

(whichever is greatest).

12-24V POWER

To power the CO2-X with 12-24V power – this should be supplied

to the [12-24V POWER INPUT] connector (+ / -).

This connection can be either AC or DC.

Rev 3 11-20

reaches pre-alarm level.

level only, by

level only,

CO2-TFT