Khe Cách Ly An Toàn Model PWX, EDS13-18b
Explosion-proof structure:
Intrinsic safety explosion-proof
Applicable gas: FCX transmitter gas (3aG4)
Opt ical swi tch signal conver ter gas
(3aG4 and 2G4)
Optical repeater gas (3aG4 and 2G4)
Optical fiber type multi-point tempera-
ture converter gas (3aG4 and 2G4)
FCX-AII, AIII series transmitter (Ex ia
IICT4)
Safety hold rating:
250V AC and 250V DC
Combination instrument:
FCX Series transmitter, optical repeater,
optical switch signal converter, opti -
cal fiber type multi-point temperature
converter (Inspection guarantee No. of
safety barrier should be attached to in-
strument)
FCX-AII, AIII series transmitter (Device
Certification)
Ambient temperature of combination instrument:
60˚C or less
Modification of combination instrument:
Modification is prohibited (unit can be
replaced).
Grounding: Class A grounding
Mounting method:
Safety barrier should be instal led in
non-hazardous area using the supplied
clip screw.
Terminal structure:
Input/output terminal; rod type plug-in
system [up to 4mm2
(12AWG)]
Earth; M4 screw terminal (with nut)
Rated operating voltage:
25.8V DC ±0.5%
Total resistance: Terminal 1 to 3 ... 340Ω
Terminal 2 to 4... [0.9V+20Ω] or short
Intrinsic safety max. voltage: 28V
Intrinsic safety max. current: 93mA
Fuse: 50mA
Explosion-proof structure:
Intrinsic safety explosion-proof
Allowable common mode voltage:
AC 0.5Vrms
Error: 0.01% or less
Ambient temperature:
5 to 95% RH
Error: 0.01% or less
Dimensions (H×W×D):
61.5×93.5×14.2mm
Mass: About 125g
Structure: Indoor installation structure, plastic case
Code symbols
2 1 3 4 5 6 7 8
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