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    Environment                                Humidity, Level and Flow Controls  
 
 
930636 Room humidistat  
30-100% relative humidity.   
       
 

$129.99

930681 Room humidistat 
20-80% relative humidity.   

$79.99

930633 DUCT HUMIDISTAT  30-100% RH 93
Duct Mount sensor probe Horizontal or vertical mount Humidistat ON/OFF single-stage control of humidifiers, dehumidifiers,

$299.99

930661 Small Sealed Water Detector 
NC
control relay for detecting a rising water level, it has a medium power relay inside its waterproof enclosure, which operated by water reaching the trip level, used to control alarms or other equipment    

$149.99

930650 Sealed Mechanical float switch The switch can be installed by tie-wrapping it to a support structure or by adding an external weight to the cable. SPDT contacts are included so the unit can be used to empty or fill a tank or sump. SPDT mechanical switch, 10A contacts rated for 1/4 hp. Float suitable for sewage and high temperature

$69.99

936105 Liquid Flow switch DBSF
Flow Switch NEMA 4 Stainless Steel
 

$169.99

 936125 Air Flow Switch DBSL

Stainless Steel Air Flow Switch NEMA 4

$199.99

930340
CO2
Non-dispersive infrared carbon dioxide transmitters.

0-10 VDC or 4-20 mA analog output,
0-2000 ppm CO2 range

$599.99

930649
CO Carbon monoxide sensor and alarm
Specification
To Order
High temperature sensor transmitter
linear from 0° to 800°F (-18° to 427°C).
4-20  mA output
 
Specification
To Order
All-Purpose Thermistor Sensor 

77°F (25°C) - Range -30 to 230°F ( -34 to 110°C)
±0.36°F (0.2°C)accuracy , Wide thermistor 10k
Specification
To Order

 

930631 Line-voltage thermostat
for heating or cooling 
 

 

Specification
To Order
Capacitive Proximity Sensor, Plastic 18 mm diameter, 10-30 VDC, 4-wire, NPN, unshielded, 10 mm adjustable sensing distance, complementary (N.O. or N.C.) outputs, 3 meter cable Specifications
  ORDER
932413 Differential pressure switch

Differential adjustable range
1 psid (6.8 kPa) to 10 psid (69.0 kPa)
Max Pressure - 150 psi  (0-1034 kPa)

$199.99

     
937430 P74 A 30 psi
937460 P75 A 60 psi
Differential pressure switches for air or liquids 
The P74 Series of differential pressure switches measure the difference in pressure exerted upon its two sensing elements and operate a SPDT switch at the differential pressure setpoint.

30 psi   $298.99 

60 psi   $299.99 

93S222
Low differential air pressure switches
Switches sense pressure, vacuum or differential pressure in applications including fan status, pump status, dirty filter monitoring, or frost build-up on coils.

 $59.99 

   HUMIDITY and TEMPERATURE TRANSMITTERS

930733 DUCT 4-20 mA, 0-10VDC
Humidity Temperature Transmitter
 0-100% relative humidity,
Temperature range 40 to 90 F ( 4 to 32 C) 
    

$459.99

930734 ROOM 4-20 mA, 0-10VDC
Humidity Temperature Transmitter 
0-100% relative humidity,
Temperature range 40 to 90 F (4 to 32 C) 
 

399.99

   Optional temperature ranges upon request     
     


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