York YSCD, Manual, Page: 99 / 108

99
JOHNSON CONTROLS
FORM 145.05-NOM2 (807)
CONTROL BOARD CONFIGURATION
Main Control Board
The Analog Inputs (IN-1 to IN-10) on the main control
board can be configured for the following type of
inputs:
•
Platinum RTD - temperature input
•
Thermistor – temperature input
•
Dry contact – on / off binary input
•
0 – 5 VDC
•
0-20 mA
Table 22 identifi es the type of input device connected
to each of the analog inputs for the various Versecon
configurations. The configuration of the input
connection must match the type of input identifi ed in
the table.
The pin positions for each confi guration are shown in
Fig. 7.
FIG. 7 – MAIN CONTROL BOARD PIN POSITIONS
UNIVERSAL INPUT
MODE SELECT
PLATINUM
RTD
* THERMISTOR/RTD
DRY-CONTACT
PLATINUM RTD
UNIVERSAL INPUT
MODE SELECT
* THERMISTOR/RTD
DRY-CONTACT
THERMISTOR
THERMISTOR
UNIVERSAL INPUT
MODE SELECT
* THERMISTOR/RTD
DRY-CONTACT
DRY CONTACT
UNIVERSAL INPUT
MODE SELECT
0-20 mA
* 0-20mA
UNIVERSAL INPUT
MODE SELECT
0-5 VOLTS DC
* 0-5VDC
GRIP HERE
CORRECT
INCORRECT
* - Verify the connections on the
jumper run horizontal as shown
not vertical.
LD12427
8