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Installation, Operation & Maintenance Manual
Specification
General
Model:
Target Gases:
Size: (H x W x D)
Housing Material:
Mounting:
Weight:
User Interface
Display:
Screen Brightness:
Visual Indicators:
Audible Alarm:
Language:
Power Supply
Max. Power Consumption:
Power Rating:
Relays
Volt Free BMS relay outputs:
Environmental
Ingress Protection (IP):
Operating:
Storage:
Altitude Rating:
Wiring
Typical
Approvals
Electrical Safety and Electromagnetic
Compatibility
Sensor Specification
Gas Sensor
Electrochemical Sensors
Carbon Monoxide (CO)
Oxygen (O
)
2
Semiconductor Sensors
Methane (CH
) NG
4
Propane (LPG)
Hydrogen (H
)
2
NDIR. Intelligent Infrared CO2 Module. ABC Logic Auto Calibration
Carbon Dioxide (CO
)
2
(Default Setting)
Iss: 1 170322
Detector i-S
NG / LPG / CO / CO
5.95 x 4.37 x 1.97" (151 x 111 x 50mm)
ABS PA765. Flame Retardant UL 94V-1
Safe Zone - Indoor use - Wall Mounted
212g
1.8" TFT
Non-Adjustable
Gas Level (Green: Normal; Yellow: Pre-Alarm; Red: Alarm) 0-10V Output: Relay Output
>65dB @ 3.28ft (1m). Quiet conditions.
English
CO
1.45W
2
NG/LPG/H
1.8W
2
CO 0.6W
12-24V AC or DC
1A switching current (resistive load) @ 24V AC/DC
Not Formally Evaluated
-10 ~ 50°C / 20 ~ 90% RH (non-condensing)
0 ~ 50°C / 30 - 80% RH (no condensation)
2000m
Min. 2.5mm2 / 75°C min / Tinned copper.
BS EN 61010-1:2010 +A1:2019.
BS EN 50270.
Measuring
Response
Steps
Range
0-999ppm
1
0-25%
0.1
0-20% LEL
0.1
0-20% LEL
0.1
0-20% LEL
0.1
0-5000ppm
1
▲ Rising Alarm ▼Falling alarm
/ O
/ H
/
2
2
2
Recovery
Pre-Alarm:
(t90)
(t10)
<60s
<60s
▲20ppm
<60s
<60s
▼19.5%
<30s
<30s
▲8% LEL
<30s
<30s
▲8% LEL
<30s
<30s
▲8% LEL
<50s
<60s
▲800ppm
/
*EOL – Expected Operational Life
Merlin Detector i-S
Alarm:
Exposure time.
▲20ppm (after two hours)
▲50ppm (after one hour)
▲100ppm (after ten minutes)
▲300ppm (after one minute)
▼18.5% or ▲23%
▲10% LEL
▲10% LEL
▲10% LEL
▲1000ppm
*EOL
(Years)
5
2
10
10
10
10
11
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