Information regarding the use of the A50

A50 (with O2): 4-20mA output
QUESTION If I fit the AX50 (with O2) and a 4-20 mA output, does the 4-20 mA send information about both sensors or only one?    ANSWER The Ax 50 is pri...
Mon, 27 Jan, 2020 at 1:50 PM
A50: 4-20mA without display?
QUESTION Can I have a 4-20mA without display?   ANSWER No, a display is necessary for setting up the 4-20mA output. This does only apply to older A50 s...
Tue, 14 May, 2024 at 2:36 PM
A50: Accessory device control
QUESTION Is it possible to have a CO2 alarm that will switch a fan on if there is a leak? ANSWER Yes, the A50 has the option of adding 1 vol...
Tue, 14 May, 2024 at 2:38 PM
A50: Alcane gas sensitivity?
QUESTION Is the A50 affected by Alcane gases such as Propane & Butane?    ANSWER No, the Ax 50 has no cross-sensitivity to propa...
Tue, 5 Jul, 2016 at 1:36 PM
A50: How often does the A50 need servicing?
The CO2 detector in the A50 uses infrared technology and is designed not to require regular servicing. This is because sensor life characteristics are prog...
Tue, 14 May, 2024 at 2:41 PM
A50: Confidence test?
QUESTION What confidence test functionality does the A50 offer? How do I use it?  ANSWER A confidence test is provided to prove the devic...
Tue, 5 Jul, 2016 at 1:38 PM
A50 (with O2): Helium cross-sensitivity?
QUESTION Can an A50 with O2 work with Helium?   ANSWER This is not a standard option, if you intend on using your A50 in an environment with Heliu...
Tue, 5 Jul, 2016 at 1:39 PM
A50: Maximum room area?
QUESTION What is the maximum room area that will be covered by a single monitor?   ANSWER Every gas monitor installation should be risk assessed. ...
Tue, 5 Jul, 2016 at 1:39 PM
A50 (with 4-20mA): Number of relays?
QUESTION Can I have two relays and a 4-20mA   ANSWER No, the A50 with the 4-20mA option fitted can only have 1 relay
Tue, 5 Jul, 2016 at 1:40 PM
A50: Number of repeaters? Cable length?
QUESTION How many repeaters can be added to the A50, what length of cable.   ANSWER the maximum number of repeaters is 3, these are connected in a...
Tue, 5 Jul, 2016 at 1:40 PM