Sensors

High precision controls at economical prices. Encapsulated, non-adjustable, single pole - single throw, direct mount switches for use with HFC, HCFC, and CFC refrigerants. Features: Low pressure SPST open on pressure fall Temperatures: Ambient 20°FF to 176°FF (-30°FC to 80°FC). Fluid 60°FF to 250°FF (-50°FC to 120°FC) Rated Voltage: 50/60 Hz, 24/120/240 Volts (6 RLA, 36 LRA) Life at rated load: 100,000 cycles ¼" SAE female flare fitting with valve core depressor Snap acting stainless steel hermetically sealed sensor (SHP, SLP, and SFC) Small size ...

The A421 Series controls are single stage, line-voltage electronic temperature controls with a single-pole, double-throw (SPDT) output relay. These can be used to control a wide variety of single-stage refrigeration or HVAC equipment with an ambient temperature range of -40 to 212°F. Model A421ABC-02C features standard Type 1 (NEMA) IP20 high-impact plastic enclosure suitable for surface or DIN rail mounting and rated for either 120 or 240 VAC. Includes A99BB-200C PTC temperature sensor with a 2 in. standard probe and 6.6 ft. PVC cable. Features: Control Front Panel LCD Basic and ...

All-digital dual technology sensor - ultrasonic and passive infrared (PIR), Non-volatile memory for sensor settings, IntelliDAPT® self-adaptive technology-no manual adjustment required, 2000 square foot coverage area, Rugged, high-impact injection molded off-white plastic casing, Relay and photocell control included, Recommended mounting height 8 to 12 feet, Low voltage 24VDC, Operating temperature: 32° to 104°F (0° to 40°C)

Automatic Reset High, Low & Condenser Fan Cycling Pressure Switches. Features: R410A Compatible Condenser Fan Cycling SPST open on pressure rise 1/4" female SAE connection Snap acting stainless steel hermetically sealed sensor Small size and light weight for direct mounting Pressure range: 0 to 650 PSI Burst Pressure: 5000 PSI Life @ Rated Load: 100,000 cycles (limiting cycles) Excellent set point repeatability/stability Rated Voltage: 50/60 Hz, 24 /120/240 Volts Temperatures: Ambient 20F to 176 F(-30C to 80 C) Fluid 60 F to 250 F

Features: 1/16 DIN size - 48 mm x 48 mm Fuzzy Logic PID heat and cool control PID Control - Auto-tuning on cold or warm start Short panel depth - only 4-1/8" (105 mm) required Universal programmable sensor input Highly versatile - 6 types of output available Output 2 can be programmed as output or alarm Universal input power, 90-250 VAC or 11-26 VAC/VDC Highly accurate universal input Optional NEMA 4X / IP65 front panel Bumpless transfer to manual mode during sensor failure Wide variety of alarm mode selections Optional RS-232 or RS-485 communications interface Bright 0.40" (10 mm) red ...