HVAC Controls iO-ESP-400 Installation & Operation Instructions

Installation & Operation Instructions INTRODUCTION The iO- ESP-400 is designed to work with any forced air zone control system capable of using conventional 24 Volt, 3-wire, floating point, motorized zone dampers. The module will handle up to four zones. The same transformer used to power the zone control panel is also used to provide power to the iO- -400. The module uses a iO- -400- pressure sensor that is i ...

5 AMP DAMPER COMMON FROM ZONE PANEL NOT REQUIRED ZONE 1 ZONE 2 ZONE 3 ZONE 4 PRESS SW 24VAC PC PO PC PO PC PO PC PO PS1 2 PS R X ZONE 1 ZONE 2 ZONE 3 ZONE 4 PRESSURE ABOVE SETPOINT POWER ON 5 AMP POWER PC C PO PC C PO PC C PO PC C PO ZONE 4 ZONE 3 ZONE 2 ZONE 1 3-WIRE OUTPUT TO ZONE 1 DAMPER 3-WIRE OUTPUT TO ZONE 2 DAMPER 3-WIRE OUTPUT TO ZONE 3 DAMPER 3-WIRE OUTPUT TO ZONE 4 DAMPER LED ON WHEN DAMPER IS OPEN LED O ...

5 AMP DAMPER COMMON FROM ZONE PANEL NOT REQUIRED ZONE 1 ZONE 2 ZONE 3 ZONE 4 PRESS SW 24VAC PC PO PC PO PC PO PC PO PS1 2 PS R X ZONE 1 ZONE 2 ZONE 3 ZONE 4 PRESSURE ABOVE SETPOINT POWER ON 5 AMP POWER PC C PO ZONE 4 PC C PO ZONE 3 PC C PO ZONE 2 PC C PO ZONE 1 R X PC C PO ZONE 4 PC C PO ZONE 3 PC C PO ZONE 2 PC C PO ZONE 1 ZONE CONTROL PANEL TERMINALS ZONE 1 DAMPER ZONE 2 DAMPER ZONE 3 DAMPER ZONE 4 DAMPER iO-ESP-400 3 3 2 FACTORY S ...

, 1. Verify that all component wires have been connected to the proper terminals and are secure. 2. Apply 24 Volt power to the zone control panel. 3. Confirm that the iO- -400 is on. ESP POWER ON LED 4. Put each zone thermostat in the OFF position. 5. With no calls taking place, the zone s on the iO- -400 should be on confirming that all LED ESP dampers are in the open position. 6. Force a heating or cooling call from the ...