Current Loop Sensors (4-20mA)

Sensors with 2 or 3 wire current loop connection for PLC, Process meter, Building automation, Process control systems, SCADA, or DCS systems.
ALS Ambient Light Transmitter - 4-20mA - Two wire current loop

ALS Ambient Light Transmitter - 4-20mA - Two wire current loop

1-1500 Lux 1/2" threaded PVC housing - 2" long Low cost light level measurement for PLCs and control systems Comes with two mounting nuts +/- 4%...
$35.00
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B1 Barometric Pressure transmitter - 4-20mA - Three wire current

B1 Barometric Pressure transmitter - 4-20mA - Three wire current

6-17 PSI 7/8" threaded PVC housing - 4" long Low cost barometric pressure measurement for PLCs and control systems Comes with two mounting nuts +/-...
$75.00
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B2 Barometric Pressure Transmitter - 4-20mA - Three wire current

B2 Barometric Pressure Transmitter - 4-20mA - Three wire current

9-24 PSI 7/8" threaded PVC housing - 4" long Low cost barometric pressure measurement for PLCs and control systems Comes with two mounting nuts +/-...
$75.00
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CO2 Sensor Transmitter - 420 - Three wire Current Loop

CO2 Sensor Transmitter - 420 - Three wire Current Loop

CO2 (Carbon Dioxide) sensor transmitter 0-5000 ppm Dual optical beam detection Three wire current loop
$95.00
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H1 Humidity transmitter - 4-20mA - Two wire current loop

H1 Humidity transmitter - 4-20mA - Two wire current loop

0-100% Humidity 1/2" threaded PVC housing - 2" long Low cost humidity measurement for PLCs and control systems Comes with two mounting nuts +/- 4%...
$50.00
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SS1-420 Sound Sensor - 4-20mA - Two wire current loop

SS1-420 Sound Sensor - 4-20mA - Two wire current loop

65-100 db 1/2" threaded PVC housing - 2" long Low cost sound or noise measurement for PLCs and control systems Useful in security systems, remote...
$50.00
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SS2-420 Sound Sensor - 4-20mA - Three wire current loop

SS2-420 Sound Sensor - 4-20mA - Three wire current loop

45-134 db (extended range) 1/2" threaded PVC housing - 2" long Low cost sound or noise measurement for PLCs and control systems Useful in security...
$95.00
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T1A Temperature transmitter - 4-20mA - Two wire current loop

T1A Temperature transmitter - 4-20mA - Two wire current loop

-11F to +180F 1/2" threaded PVC housing - 2" long Low cost temperature measurement for PLCs and control systems Comes with two mounting nuts +/- 2%...
$25.00
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T1B Temperature transmitter - 4-20mA - Two wire current loop

T1B Temperature transmitter - 4-20mA - Two wire current loop

-11F to +180F 1/2" threaded PVC housing - 2" long Low cost temperature measurement for PLCs and control systems Comes with two mounting nuts +/- 1%...
$50.00
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