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System Specifications
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DETECTOR TYPE
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Infrared
absorption type
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MEASURING RANGE
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0 to 100%
LEL
0 to 100%
by volume (methane only)
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GASES
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Methane,
propane, ethane, ethylene, butane, hexane, pentane Consult factory for other gases
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DETECTOR LIFE
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Greater than
5 years
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ACCURACY
@ 25°C
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± 3% LEL
at = 50% LEL reading
± 5% LEL
at > 50% LEL reading
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ZERO DRIFT
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< 2% per
year
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RESPONSE TIME
WITH SPLASH
GUARD
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T50 = 1.5
s, T60 = 1.5 s, T90 = 3 s
Except ethylene where T60 = 2 s and T90 = 4 s
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READOUT/RELAY DISPLAY MODULES
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DC110; TA102A;
IR4000 display, and relay alarms
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ACCESSORIES
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Junction
box, duct mount junction box, calibration cup, flow block, splash guard, rain
guard, portable purge calibrator
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CLASSIFICATION
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Class I,
Zone 1, IIB + H2 (Ta=-40° C to +75° C) Ex d, IIB + H2 T5 Gb
Ex tb
IIIC, T100° C Db, IP66 (Ta=-60° C to +75° C)
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WARRANTY
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Two years
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APPROVALS
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ATEX, IECEx,
MED, DNV GL, CE,
FM 6310,
6320 and CSA 22.2 No. 152
EN 60079-29-1
Performance Approved HART Registered, SIL 3 suitable
FM Certified
to IEC 61508
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Environmental Specifications
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OPERATING TEMPERATURE RANGE
FM, CSA,
GOST-R
ATEX, IECEx
ETHYLENE
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-40° F to
+167° F (-40° C to +75° C)
-76° F to
+167° F (-60° C to +75° C)
-40° F to
+140° F (-40° C to +60° C)
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STORAGE TEMPERATURE RANGE
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-58° F to
+185° F (-50° C to +85° C)
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OPERATING HUMIDITY RANGE
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10% to 95%
RH, non-condensing
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Electrical Specifications
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INPUT POWER
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20-36 VDC
@ 200 mA max.
24 VDC nominal
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ANALOG SIGNAL START UP, FAULT (non-HART)
START UP, FAULT (HART)* CAL, ZERO,
GAS CHECK*
DIRTY
OPTICS* 0 TO 100% LEL OVER-RANGE
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0-21.7 mA
(600 ohms max.)
0 mA
1.25 mA
1.5 mA
2.0 mA
4 to 20 mA
(proportional)
20 to 21.7
mA
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EMC
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Complies
with EN 50270, EN 61000-6-4
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CABLE REQUIREMENTS
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Max.
distance between IR400 and power source @ 24 VDC nominal (20 ohm loop resistance):
14 AWG (2.0
mm2) - 3600 ft (1100 m)
Max. distance
for analog output (500 ohms max): 14 AWG (2.0 mm2) - 9000 ft. (2740 m)
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FAULTS MONITORED
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Re-calibration
error, EPROM checksum error, optics failure/blockage; low supply voltage, EEPROM
checksum error, reference or active lamp failure, heater failure, time to re-zero
unit, short circuit on CAL_IO wire
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RS-485 OUTPUT
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Modbus RTU,
suitable for linking up to 128 units or up to 247 units with repeaters
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BAUD RATE
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2400, 4800,
9600, or 19200 BPS
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HART (OPTIONAL)
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HART 6, HART
Device Descriptor available. AMS aware
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WIRELESS COMMUNICATION
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Available
with ELPRO Technologies wireless devices
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Mechanical Specifications
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DIAMETER
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2.9” (74
mm)
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LENGTH
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8.87” (225
mm)
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WEIGHT ALUMINUM STAINLESS STEEL
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3 lbs (1.35
kg)
6 Ibs (2.7
kg)
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MOUNTING
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¾" NPT
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INGRESS PROTECTION
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Type 4X,
IP66
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HOUSING
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Aluminum
6061-T6 alloy or 316 stainless steel
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STANDARD CONFIGURATION
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IR400-0-01-1-2-0-1-0
Methane,
4-20 mA, Modbus, aluminum, splashguard w/screen, no junction box
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USD
