High Country Tek epc, Electronic Pump Controller - A Multi-Function SAE J1939 Compatible Module - Manual (Page 23)

023-00354-Rev1.6 evc/epc User Manual 23
Copyright © High Country Tek, Inc. – 2013
evc/epc Controller
With SAE J1939 Interface
Dead band

The Dead band can only be used when the Analog Center Active is “ON”.

Dead band is split one half above, one half below the center point.

0.2VDC means coil A output current starts at 2.6VDC, coil B output current starts at 2.4VDC.
Pot Maximum

It sets the max command input to have the maximum current.

If the command input is > POT Maximum + the Command Margin, the evc/epc will declare an error and the
outputs go to the default settings.
Pot Center
– Sets the value of the center of the dead band.
Pot Minimum

It sets the min command input to have the minimum current.

If the command input is < Minimum - the Command Margin, the evc/epc will declare an error and the outputs go
to the default settings.
Reference voltage is 5V ±10% @ 250mA.
HCT has a manual command potentiometer – part number 999-10205 that outputs 0.5-4.5VDC when connected to
a +5VDC user voltage.
Auto Calibrate Pot Input

Calibrate the command limits – i.e. joystick or foot pedal etc.

When the button is clicked, a box will appear with
instructions.

Adjust the input from full High to full Low, and then adjust to
the neutral or crossover point.
 “OK” to save the values.