Installation
1. Check that the controller supplied can safely control the size of the fans.
2. Remove front cover by unscrewing the fascia fi xing screws.
This provides access to mounting holes and electrical terminals
3. . Install in a dry sheltered position. Do not install in close proximity to a heat source.
4. All wiring and control equipment MUST comply with current applicable regulations,
in particular IEE552-01-02/03.
5. Earth connections to be made where applicable
Operation
The ATCP4 will automatically adjust the speed of the fan to maintain temperature setpoint
Temperature setpoint
Adjust the setpoint (Temperature you wish to maintain) using the graduated (-5...+45°C) dial on the fascia
P band (Pre-set and adjustment not normally required)
The P band is the degree of change in fan speed in relation to the change in temperature
If the P band requires adjusting this is done using Pre-set VR2
Minimum & Maximum pre-sets
The minimum and maximum fan speed can be adjusted using pre-sets VR3 & VR4 respectively
Sensor
The electrical supply to the sensor is a 12vdc isolated supply. The cable run to the sensor should not exceed 50 metres