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1/4 DIN Temperature and Process Dual Display Limit Controller

1/4 DIN Limit Temperature/Process Controllers with Modular Communications Options

Item# CN3101

1/4 DIN Limit Temperature/Process Controllers with Modular Communications Options CN3101 CN3101
  • One High/Low Limit 5 Amp Relay Output
  • One Independent 5 Amp Alarm Relay, Standard
  • Universal Sensor Inputs
  • Panel or Remote Controlled Setpoint
  • 24 Vdc Transmitter Power Supply
  • NEMA-4X Hosedown Front Panel
  • Power Supply:100 to 240 Vac, Standard
  • FMApproved
  • ULListed (C), (US)

  • RS-232 or RS-422/RS-485 Digital Communications with Second 5 Amp AlarmRelay
  • Analog Output
5 Year Warranty

Product Specs


The CN3101-Series is a compact, fully programmable high or low limit controller. It is UL listed and has FM approval as a limit controller. With user programmable inputs, outputs and high/low limit features, it is adaptable to almost any limit control application, and can easily be reconfigured as needed. Sophisticated limit control features include a total time over/under setpoint display and peak (maximum or minimum) process variable display. These valuable CN3101-Series features allow you to determine if process damage has occurred, and they can help in analyzing the cause if shutdown occurs.

For Special Options Consult Sales or Temperature Engineering for Availability and Pricing.

Rated 5 out of 5 by from Big easy to read display Quick delivery and easy instructions. Unit worked as specified.
Date published: 2018-10-03
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What kind of processor does this controller have. For example, EPROM, PROM, microprocessor, ASIC etc. Also, how can someone get more details on this controller besides the already provided user manual?

Asked by: PVGSH
Thank you for your inquiry. This is a Microprocessor-based 1/4 DIN Temperature Controller. Unfortunately we do not have any further information material for this product.
Answered by: CB Engineer
Date published: 2020-02-12
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