JOHNSTONE SUPPLY

Description:

• Reduce cooling costs by incorporating outdoor air in the first stage of cooling in HVAC systems L40-132 and L40-133 economizer logic modules for use with Honeywell C7400 enthalpy sensor (L40-008) or C7650 temperature sensor (L40-009) to proportion outdoor and return air dampers in commercial HVAC equipment, and for use with C7046 discharge air sensor (L40-002) or C7150 mixed air sensor (L40-007) and optional S963B Potentiometer for remote control (L40-045) L40-132 and L40-133 have two SPDT outputs (one modulating), 1.5A run amps @24VAC and 3.5A inrush amps @ 24VAC L39-864 and L39-865 economizer damper actuators return motor shaft to normal position on power failure, have one drive shaft with crank arm supplied, uses Q298B1065 linkage (L86-633), is foot mounted, and has external Aux switches available L39-864 power consumption is 8VA while driving, 5VA while holding L39-865 power consumption is 7VA while driving, 3VA while holding Rotation to open: L39-864 – CCW; L39-865 – CW L39-864 and L39-865 field stroke max is 90°, 90 second timing max, modulating thermistor control signal, 25 lb./in torque, 24VAC, with an ambient temperature range of -25°F to +125°F and includes quick connect terminals

Description: Economizer Actuator; Mfg. #: M7415B1004;

For Use With:

W7459 Logic Module