Grounding the controller, Recommended surge suppressors -6, Grounding the controller -6 – Rockwell Automation 1764-xxxx MICROLOGIX 1500 PROGRAMMABLE CONTROLLERS User Manual

Page 56: Recommended surge suppressors

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Publication 1764-UM001B-EN-P - April 2002

3-6 Wiring Your Controller

Recommended Surge Suppressors

Use the Allen-Bradley surge suppressors shown in the following table
for use with relays, contactors, and starters.

Grounding the Controller

In solid-state control systems, grounding and wire routing helps limit
the effects of noise due to electromagnetic interference (EMI). Run the
ground connection from the ground screw of the base unit to the
electrical panel’s ground bus prior to connecting any devices. Use
AWG #14 wire. This connection must be made for safety purposes.

Suppressor Device

Coil Voltage

Catalog Number

Bulletin 509 Motor Starter
Bulletin 509 Motor Starter

120V ac
240V ac

599-K04

(1)

599-KA04

(1)

(1) Varistor – Not recommended for use on relay outputs.

Bulletin 100 Contactor
Bulletin 100 Contactor

120V ac
240V ac

199-FSMA1

(2)

199-FSMA2

(2)

(2) RC Type – Do not use with triac outputs.

Bulletin 709 Motor Starter

120V ac

1401-N10

Bulletin 700 Type R, RM Relays

ac coil

None Required

Bulletin 700 Type R Relay
Bulletin 700 Type RM Relay

12V dc
12V dc

199-FSMA9

Bulletin 700 Type R Relay
Bulletin 700 Type RM Relay

24V dc
24V dc

199-FSMA9

Bulletin 700 Type R Relay
Bulletin 700 Type RM Relay

48V dc
48V dc

199-FSMA9

Bulletin 700 Type R Relay
Bulletin 700 Type RM Relay

115-125V dc
115-125V dc

199-FSMA10

Bulletin 700 Type R Relay
Bulletin 700 Type RM Relay

230-250V dc
230-250V dc

199-FSMA11

Bulletin 700 Type N, P, or PK Relay

150V max, ac or DC

700-N24

(2)

Miscellaneous electromagnetic
devices limited to 35 sealed VA

150V max, ac or DC

700-N24

(2)

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