Technical Information
34
Remote Input (CTB1:1-2)
Case: use an external signal to set the desired output level of the EASYHEAT.
Depending on the signal source you plan to use (0-10Vdc is the default configuration),
follow these instructions to change.
Electrical
Touch-pad
Using 0-10Vdc source:
CTB1:1 = positive
CTB1:2 = negative
set jumper
upper
(illustration)
Using 4-20mA source:
CTB1:1 = positive
CTB1:2 = negative
CTB1:1
→
2 = 250
Ω
resistor (included) set
jumper
lower
(illustration)
Observe polarity with these connections
!
►
Setup
Control From ► RPan
to Control
,
to Home
Result: Setpoint established and held with your analog voltage or current source. To
START/STOP
remotely, also, see below.
Standard, this input is ground-referenced. If your controlling equipment demands an
isolated input, call Ambrell about our input isolating option kit
0-10V
4-20mA
1
2
+
1
2
J8
4-20mA
0-10Vdc
