sewerin Multitec 540, Руководство по эксплуатации

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2 Features │ 5
2 Features
The device comes in two models:
Multitec 545
MultiTec 540
2.1 Visual and audible signals
The device features two alarms:
● Signal light on top of device (visual signal)
● Buzzer on side of device (audible signal)
The signals indicate faults (section 6 ). The device also emits
signals when it is switched on and off.
2.2 Sensors
The device features two types of sensor:
● Infrared sensor (IR)
● Electrochemical sensor (EC)
Gas Measuring range Sensors Features
CH
4
0.0 – 100% vol. IR ×
CO
2
0 – 100% vol. IR ×
CO 0 – 500 ppm EC ○
H
2
S 0 – 5000 ppm
(Multitec 545 only)
EC ×
0 – 2000 ppm
(Multitec
540
only)
EC ○
O
2
0 – 25.0% vol. EC ○
× standard, ○ optional