Controllers > Limit Controllers > West Controls Plus Series

 

West Controls 6700+, 8700+ and 4700+ Plus Series Limit Controllers

West Controls' Plus series limit controllers provide a latched relay output for high or low setpoint limits, providing a failsafe cutoff point for critical applications. The universal input supports thermocouples, RTDs, and DC linear inputs. Digital input and remote setpoint input options are also available.

Key Specifications

  • Choices of 1/16 DIN, 1/8 DIN, or 1/4 DIN Enclosures
  • CE, UL, and FM-Approved Limit Controllers
  • Standard with SPDT Latching Relay Output #1
  • Relay, SSR Driver, DC Linear, Triac, or 24 VDC Transmitter Power Outputs
  • RS-485 Communications Option for Modbus or West ASCII
  • Two-Line Display with All-Red, All-Green or Red and Green LEDs

Specifications, Manuals, and Supporting Literature

Model Selection Guide

Use this table to find the right model for your application. Click the model number to order in our secure online store.

DescriptionCatalog Number
1/16 DIN FM-Approved Limit Controller
1/8 DIN FM-Approved Limit Controller
1/4 DIN FM-Approved Limit Controller
P6701Z21-
P8701Z21-
P4701Z21-
Output 2None
SPDT Relay (2 Amp, 240 VAC)
10 VDC Solid State Relay Driver
DC Linear (mA, V)
Triac
0
1
2
7
8
Output 3None
SPDT Relay (2 Amp, 240 VAC)
10 VDC Solid State Relay Driver
DC Linear (mA, V)
24 VDC Transmitter Power Supply
0
1
2
7
8
Option Slot ANone
RS-485 Serial Communications
Digital Input
0
1
3
Supply Voltage100-240 VAC
24-48 V AC/DC
0
2
Display ColorsBoth Displays in Red
Both Displays in Green
Upper Display Red, Lower Green
Upper Display Green, Lower Red
0
1
2
3

Videos

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