
RTU Open 15
4 Set the appropriate jumpers on the RTU Open.
J3
W1
W2
Out (mA not utilized on this channel)
W4
Out (mA not utilized on this channel)
Input 10 Thermistor Jumper
*Formatting the controller may result in lost information and should only be done under the guidance of
Carrier Control Systems Support.
Optional
* Safety chain devices, field-installed - normally closed. Apply 24 Vac to this terminal
(jumper from
J1 - 1 to J1 - 9) where no safety devices are installed.
** Fire shutdown device, field-installed, configurable as normally open or closed
*** Enthalpy switch, field-installed - configurable as normally open or closed
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