by ETI Staff | Aug 2, 2011 | Frequently Asked Questions
This delay between the APS-4C and the SC-40C is programmed into the system in order to reduce surge current. When the heaters are turned on they will have a large inrush of current for a few seconds. If all the heater circuits came on at the same time the inrush...
by ETI Staff | Aug 2, 2011 | Frequently Asked Questions
The snow light goes off on the APS-4Cbecause the APS-4C gets its command from an actual snow sensor where the SC-40C’s get their command from the APS-4C. When the snow sensor’s moisture grid dries out, it no longer sends a snow present command to the APS-4C so it’s...
by ETI Staff | Aug 2, 2011 | Frequently Asked Questions
No. The SC-40C satellite contactor does not use a snow sensor, it is primarily controlled by the attached APS-4C control panel. A manual heater cycle of the SC-40 satellite contactor can be initiated from its front panel or from an optional RCU-4 remote control.
by ETI Staff | Aug 2, 2011 | Frequently Asked Questions
EMC stands for Energy Management Computer, which can used to remotely monitor and control the APS C series ice melt controllers. These connections are made to the Class 2 connection terminal block on pins 14 through 22. The following diagram will aid in making these...
by ETI Staff | Aug 2, 2011 | Frequently Asked Questions
These connections are done on the Class 2 terminal blocks on both units as follows: APS-4CPin SC-40C Pin Next SC-40C Pin 4—————————— 4...
by ETI Staff | Aug 2, 2011 | Frequently Asked Questions
This indicates that there is a ground fault on one of the attached SC-40C satellite controllers. The SC-40C that has the ground fault will have a solid red GFEP light and will not allow the heaters to be powered. Isolating the heater leg that has the ground fault is...
