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Timer controller

Timer controller, 4 channels, line voltage


Item# DCT504A

In stock

Lead Time (If not in stock): 8 Days
Timer controller, 4 channels, line voltage DCT504A DCT504A

Dwyer Instruments is now a DwyerOmega brand. We're working together to bring you the best products in a single shopping experience.

  • Easy to mount panel versions reducing installation time
  • AC and DC models to fit any application offering versatility
  • Built in wire strip gauge for ease of installation
  • Optional weather proof housing for harsh environments

DCT504A Model Options

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Edit these specs to order a different model. Not all combinations are valid. Options compatible with previous selections will be in bold.

*Highlighted options are not compatible. Please select a different combination.

Number Of Channels
Supply Voltage
Additional Features
Form Factor
Maximum Current/Channel
On Time
Off Time

  • Form Factor Panel
  • Input Frequency 50/60 Hz
  • Maximum Current/Channel 3 A
  • Number of Channels 4, 6 or 10
  • Off Time (sec) 1 to 180
  • Off Time Accuracy (% of setting) +/-5
  • On Time (msec) 50 to 500
  • On Time Accuracy (msec) +/- 10
  • On Time Stability (msec) +/- 1
  • Operating Temperature Range -40 to 60°C (-40 to 140°F)
  • Storage Temperature Range -40 to 80°C (-40 to 176°F)
  • Supply Voltage 102 to 132 Vac and 10 to 35 Vdc

Dwyer Instruments is now a DwyerOmega product brand.

Ideal for pneumatic conveying systems, the Series DCT500 Low Cost Timer Controller is designed to provide continuous or on-demand cleaning for receivers and pulse jet systems. Available in either 4, 6 or 10 channels, each unit is the same size, minimizing enclosure space and reducing overall sytem installation cost.

The Series DCT500 is simple and easy to use. Time-On and Time-Off settings are selected using two potentiometers. High Limit and Low Limit control inputs are povided for use with on-demand systems.

For added safety, the control circuitry including the control inputs are isolated from the line voltage.


Dust Collection
Pneumatic Conveying
Cement batch plants

Model Chart

Model Number of Channels Power Requirements
DCT504A 4 100 to 132 Vac 50/60 Hz
DCT506A 6 100 to 132 Vac 50/60 Hz
DCT510A 10 100 to 132 Vac 50/60 Hz
DCT504ADC 4 10 to 35 Vdc
DCT506ADC 6 10 to 35 Vdc
DCT510ADC 10 10 to 35 Vdc

Options Chart

add as a suffice to model number

-COC Certificate of Conformance
-COO Certificate of Origin - US
-H Horizontal Mounting
-L Mounting bracket for field retrofits
-R Random Off Feature
-SC Stop on Clean
-TO 10 Second Time On
-WP Weatherproof housing
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