Sun Yeh Electrical OM Series - 6.7.1 Dip Switch Settings for MODBUS;Modulating

Quarter -Turn Electric Valve Actuator【OM Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.11
28
6.7.1 Dip Switch Setting (SW)
The Dip Switch SW is a combination of 8 switches and equally divided in two
rows. It is utilized to select signal type of input as well as output and fail positioning
when the signal input fails. The sliders can be placed at either ON (upper) or OFF
(lower) state position.
 MOBUS:
Set switches 1, 2 at ON state and switches 3, 4, 5, 6, 7, 8 at OFF state.
 Modulating Control:
Set switches 1, 4, 8 at ON state and switches 2, 3, 5, 6, 7 at OFF state.
1
2
3
4
5
6
7
8
MODBUS
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
4 - 20 mA input
ON
OFF
1 - 5 V input
OFF
OFF
2 - 10 V input
OFF
ON
4 - 20 mA output
OFF
ON
2 - 10 V output
ON
OFF
Input 20 mA / 5 V / 10 V to operate valve to fully-open position.
OFF
Input 20 mA / 5 V / 10 V to operate valve to fully-closed position
ON
When signal input failed, driving valve to fully-open (when S6 is set at “ ON”).
OFF
ON
When signal input failed, driving valve to fully-closed (when S6 is set at “ ON”).
ON
OFF
When signal input failed, driving valve to fully-closed (when S6 is set at “ OFF”).
OFF
ON
When signal input failed, driving valve to fully-open ( when S6 is set at “ OFF”).
ON
OFF
When signal input failed, valve stays at the last position.
ON
ON
Please follow steps below if an adjustment of these settings are required.
Please restart the actuator after adjusting.
Modbus and Modulating Control could not be used at the same time.