Certified Junction Box - Honeywell Apex Technical Handbook

MAN0604_Issue 09_02-2013
2110M8030
APPENDIX A - SPECIFICATIONS
Calibration Gas Concentration:
Alarm Threshold Limits:
Poisoning:
Oxygen Deficiency:
Storage Conditions:
This sub-section provides the specifications for each of the accessories available for Apex.
A.3.1 Certified Junction Box
The Certified Junction Box provides a remote mounting point for the sensor. It is designed to operate
with the sensor cartridges specified in the tables in this section.
Environmental
Operating temperature:
Operating humidity:
Storage (excluding cartridge)
Temperature:
Humidity:
Emc
Meets the requirements of EN 50270 (type 2 apparatus), EMC - Electrical Apparatus for the Detection
and Measurement of Combustible Gases, Toxic Gases or Oxygen.
Enclosure
Physical:
25%LEL to 105%LEL
15%LEL to 100%LEL
(Alarm 1 and Alarm 2)
The cartridge may become inactive after extensive
exposure to silicones, halogenated hydrocarbons, heavy
metals or sulfur compounds.
Deletion of Oxygen as a consequence of displacement by
flammable gas can result in the gas reading returning
to zero.
0 to 25 °C
30% to 70% rH
80kPa to 110kPa
-40 to 65°C (-40 to 149°F)
0-99%rh
-40 to 65°C (-40 to 149°F)
0-99%rh
The Certified Junction Box has:
One threaded hole in the base for mounting the
Certified Sensor - M20 (European) or ∫" NPT (North
American versions)
Two threaded holes in the base to accept two certified
M25 cable glands (European) or two ∫" NPT conduit
fittings (North American versions).
Provision is made to attach a tag carrying an ID number.
The enclosure material for the Certified Junction Box is
electro-polished grade 316 stainless steel (to BS3146
ANC 4B FM/BS3146 ANC 4C FM).
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Apex