Johnson Controls Electric Controllers

Johnson Controls Single-stage Electronic Temperature Control w/ LED

Johnson Controls A419 Electronic Temperature Control is a line voltage, single-stage, SPDT output relay control. With a temperature range of -30 to 212˚F, the A419 is an ideal solution for walk-ins, display cases, boiler control, compressor lockout, fan cycling, pump control and space and return air temperature. 24Vac and 120/240Vac models are available; comes with PTC sensor with 6.5 ft. leads.

Features:

• Heating or cooling modes
• Adjustable set point and differential
• Lockable keypad
• Anti-short cycle delay
• Binary input for temperature offset
• LED temperature indication
• Relay status indication

Johnson Controls Single-stage Electronic Temperature Control

The A319 provides line voltage single stage control for refrigerated cases, compressor lock-out, condenser fan cycling, boilers, pumps, valves, return air and space temperature. The A319 couples electronic accuracy in a NEMA 1 high-impact plastic enclosure suitable for surface or DIN rail mounting.

Features:

• SPDT relay output
• Heating or cooling modes
• Adjustable cut-in
• Adjustable differential
• Interchangeable temperature sensor