Technical information

Enrange MHR Instruction Manual
August 2014
Page 46 of 57
CAN messages
transmitted by
the receiver are
not being
received
Incorrect source address
Make sure that the source address of the
receiver is set correctly.
The termination resistor is
set incorrectly
Ensure the termination resistor is
appropriately set.
Incorrect baud rate
Ensure the correct baud rate is set by all
devices on the bus.
Display is not
functioning
Temperature is out of the
operating range of the
display
The display will only operate from -20°C to
70°C. If the display is not functioning, it
does not mean the unit is not working. If the
unit is not working due to extreme
temperatures, an alarm will be activated.
Digital inputs are
not functioning
Input voltage levels are
incorrect
Ensure the proper voltage levels are used
for logic high and low.
Valve is not
operating
Faulty Wiring
Check all wires for loose or damaged
connections.
Output is shorted or opened See Alarm Table below if value is given.
Incorrect Valve Settings
Check Manufacturer Valve Specs with
respect to PWM, Duty-Cycle, Voltage.
Clock is not
working
Internal Battery is Dead Consult factory.