Wiring; Specification - S&S Northern Merlin CO2 AVG Installation & Operation Manual

Installation & Operation Manual
This device is designed for surface mounting using 2
mounting screws (not supplied) and MUST be installed by a
competent person. Mark the location of the two holes
needed on the wall using the back plate as a template.
Removing the back plate gives access to the circuit
board.
Do not attempt to remove the Circuit Board!
This will void any warranty you may hold.
There are also two pre-fractured areas for wiring access.

Wiring

Specification

Target Gas Sensor Type
Digital Display Type
Typical Sensor Measuring Range
Accuracy @ 25 ̊ C (77 ̊ F )
CO2 Signal Update
Average/24hr Max Signal Update
CO2 Warm Up Time
Yellow Screen Indicator
(Moderate CO2 Air Quality)
Red Screen Indicator
(Poor CO2 Air Quality)
Operating Conditions
Storage Conditions
Rev: 08 07-20
A 240VAC Live and Neutral electrical supply should be
connected to the terminal marked [POWER] as shown.
This should be externally fused at 3 Amps.
When mains supply is connected, the device will power up for
60 seconds and CO
Power Supply 100-240VAC, 50-60Hz (Max 1.7 VA without load)
NDIR: Intelligent Infrared CO2 Module
Thin Film Transistor (TFT)
400 ~ 5000ppm
± 50ppm ± 3% reading value
Every 3 seconds
Every 10 minutes
One minute / 60 Seconds
1000-1299 ppm
1300+ ppm
-32 - 122 ̊ F ; (0 - 50 ̊ C ) 0 - 95%RH, Non Condensing
-32 - 122 ̊ F ; (0 - 50 ̊ C )
202.6g
Net Weight
7.15oz
95(W)x140(H)x30(D)mm
Dimensions
3.7(W)x5.5(H)x1.2(D)inch
Merlin CO2 Monitor AVG TFT
levels will then be displayed.
2
4