Instruction Manual
D103460X012
D3 Valve with easy-Drive Actuator
October 2017
14
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DryContact:
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Closed contact between pins 1 & 2 will open the valve.
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Dual contact / L2e only (40043=0) : Closed contact between pins 1 & 2 will open the valve. Closed contact
between pins 1 & 3 will close the valve.
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Analog Input: valve will respond to proportional demand.
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Modbus: valve will respond to positional demand in register 40001. 0 = fully closed and 100 = fully open.
4. If the valve does not respond as expected, proceed to Troubleshooting guide on page 14.
5. Check conduit ports.
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Conduit seal must be in place within 450mm (18 inches) of the enclosure.
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Unused conduit ports must be sealed with an explosionproof port plug.
6. Replace the cover and tighten all 8 bolts to 20 Nm (15 ftlbs).
Troubleshooting
1. Unit does not move.
a. Verify that 12VDC to 24VDC is present on the power terminals as shown on the cover.
b. Verify that all wires are firmly attached on both ends.
c. Verify that wires are connected to the correct terminals - see Wiring in the manual.
d. Verify mode of operation (on/off or positioning) matches control signal.
e. Verify mode of control (local or Modbus) matches control signal.
2. Unit does not respond to 420mA signal
a. Verify that 12VDC to 24VDC is present on the power terminals as shown on the cover.
b. Verify that the 420mA signal is wired correctly and that the terminals are firmly on the wires.
c. Verify mode of operation matches control signal (local control: 40033=0, positioning: 40034=1).
d. Check the value of the analog input in register 40025 (middle right of configuration software screen) to
determine if it is 0 or greater.
i. If register 40025 shows 0 and the circuit board is green (not blue), it is possible a 420mA signal was applied
without power to the power terminals and damage to the input circuitry has occurred. Contact your
or Local Business Partner for further information.
3. Unit moves to fully open when 1V signal is applied and closed when 5V signal is applied.
a. Unit is likely configured as an on/off unit with local control; on/off units can not be controlled as an analog
device.
i. If on/off control is desired, use a dry contact switch to control in local mode or change to Modbus mode to
control the unit.