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How to Order – Group 31 Compact Rotary Actuators

How to Order

The following instructions are provided to make it easy to specify Beck Group 31 drives. Complete wiring, operation and maintenance manuals are furnished with every drive order to make it easy for you to obtain an efficient, long-lasting installation.

Beck Sales Engineers are available to assist you in sizing drives for your applications.

All Beck drives are shipped calibrated to the customer specifications written into the equipment order.

1. Determine Required Parameters

  • Basic model number
  • Torque (lb-ft)
  • Timing (sec./90°)

2. Specify Full Model Number

Using the information above, fill out the full model number according to the following formula:


3. Provide the Following Additional Information

  • Desired control input signal (Models 31-M30 and 31-M50 only)
  • Desired power supply: 120 V, 60 or 50 Hz.
  • Direction of control drive output shaft travel (CW or CCW, looking at the output shaft) desired with increasing signal (the resulting rotation for direct-coupled valves will be opposite that of the drive).
  • Desired mounting option (A, B, C or D from the outline dimension drawing).

4. State Whether or Not Beck is to Supply Linkage

5. Send Your Order Directly to:

Harold Beck & Sons, Inc.
11 Terry Drive
Newtown, PA 18940 USA

For applications assistance, contact a Beck sales or application engineer
Phone: 215-968-4600
Fax: 215-860-6383
E-mail: sales@haroldbeck.com