Johnson Controls EDA-8102 Installation Sheet page 9

Voltage Mode
Calibration
Figure 11: Voltage Mode Connection
1. Verify that jumper W2 is set to the voltage (V) position.
2. Turn the span potentiometer (R35) fully clockwise.
3. Connect the input voltage (0 to 15 VDC) between terminals IN (+) and
COM (-) on TB1.
4. Apply the starting voltage.
5. Adjust the offset potentiometer (R39) until the actuator just begins to
move.
6. Apply the full span voltage.
7. Adjust the span potentiometer (R35) until the actuator reaches its
desired limit.
8. Remove external connections and install the cover.
EDA-8102 Electric Damper Actuator
Common
TB1
TB2
I
W2
V
Span
Stroke
(R35) CCW
(R37)
(R36)
9
0 to 15 VDC
Input
Offset
(R39)