LEL-1000

  

Standard Diffusion Transmitter
 

The CSA approved LEL-1000 Combustible Detector Head is used in the detection of combustible gases. Its modern circuitry and reliable gas sensing element provide all that is required to allow the standard linear 4-20mA signal to be directly interfaced to any control unit capable of using this signal. The simplicity of installation, operation, durability of construction and the low cost make the LEL-1000 ideal for any applications.

 

Specifications

 

APPROVALS CSA APPROVED FILE #LR60959
INPUT VOLTAGE NOMINAL 24 VDC @ 0.150 AMPS
MINIMUM 12 VDC @ 0.225 AMPS
MAXIMUM 30 VDC @ 0.125 AMPS
OUTPUT SIGNAL 4-20mA (NON-LATCHING)
ACCURACY  5% OF FULL SCALE
REPEATABILITY * 2% OF FULL SCALE
DRIFT LESS THAN 3% PER MONTH
OPERATING TEMPERATURE -40* C TO +75* C
HUMIDITY RANGE 0 - 99% NON-CONDENSING
PRESSURE LIMITS 600 - 900 MM HG
VELOCITY LIMITS 0 - 1000 FT/M
MINIMUM OXYGEN CONTENT ** 10% VOLUME
WIRING REQUIREMENTS: SHIELDED WIRING IN CONDUIT
2. WIRE LOOP RESISTANCE UP TO 8 OHMS MAY BE USED. THIS APPLIES TO THE CURRENT CARRYING CONDUCTORS, TERMINALS 24 VDC AND COMMON. THE SIGNAL TERMINAL (F.B.) CAN BE
CONNECTED USING RESISTANCE UP TO 1000 OHMS.
**ALL CATALYTIC COMBUSTIBLE GAS SENSORS REQUIRE A CERTAIN AMOUNT OF OXYGEN TO 
FULLY CATALYZE ANY COMBUSTIBLE GAS PRESENT IN AN AIR SAMPLE AND PRODUCE AN
 

Parts

 

GASTECH PART #

DESCRIPTION

Instruments
165-0100C                           

MODEL LEL-1000 - COMBUSTIBLE, 0-100% 

Replacement Parts
157-0210C          

LEL TRANSMITTER ASSEMBLY

35-5201         

DUST CAP                                                                                

Replacement Sensors
61-0126C          

COMBUSTIBLE SENSOR, CATALYTIC

Optional Accessories
181-0002C      

CALIBRATION ADAPTER

181-0006C         

REMOTE CALIBRATION ADAPTER

Calibration Gas Cylinders/Valve/Regulator
81-0076   

ZERO EMISSION AIR GAS CYLINDER (17 LITRE)

81-0076-103   

ZERO EMISSION AIR GAS CYLINDER (103 LITRE)

81-0088C   

TELCO MIX GAS CYLINDER (17 LITRE) (2.5% CH4/100PPM CO/16% O2)

81-0088-103   

TELCO MIX GAS CYLINDER (103 LITRE)

81-1001   

VALVE FOR 17 LITRE GAS CYLINDERS

81-1051   

REGULATOR FOR 58 AND 103 LITRE CYLINDERS

Calibration Kits/Calibration Cup
181-1000C         

CALIBRATION KIT ¨C COMBUSTIBLE

 
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