Raychem C910-485 - Section 1 OVERVIEW; 1.1 Introduction; 1.2 Product Overview: Description; 1.2 Product Overview: Features (Display & Operation)

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OVERVIEW Section 1
1.1 INTRODUCTION
This manual provides information pertaining to the installation, operation, testing and
maintenance of the nVent RAYCHEM C910-485 Heat Trace Controller.
Additional copies of this user manual may be ordered separately through your nVent
representative or online at nVent.com
This document covers the C910-485 Heat Trace Controller and its available options. To
ensure that you are using the correct documentation for your particular version of
controller, please check the firmware version number of your C910-485 against the
version number listed on the front of this manual. This may be displayed using the
operator console or a communicating device.
1.2 PRODUCT OVERVIEW
1.2.1 Description
The C910-485 Electronic Heat Trace Controller controls, monitors, and communicates
alarms and data for one heating cable circuit. It comes with a RS-485 communication
module for remote operation over Modbus® protocol or in conjunction with the nVent
RAYCHEM ACS-30 control system, if desired.
1.2.2 Features
A detailed description of available features may be found in Section 4 of this manual.
Highlights of specific features follow:
Keypad and Alphanumeric Display
A six character alphanumeric LED display provides the operator with large easy to read
messages and prompts, eliminating complex and cryptic programming. Six individual
keys are provided to quickly access alarming and operational information.
–40°F to 140°F (–40°C to 60°C) Operation
Extended temperature operation permits installation in all but the harshest environments.
Single or Dual Temperature Sensor Inputs
The ability to utilize one or two temperature sensor (TS) inputs allows the selection of
one of eight control modes and programming of all temperature parameters.
High and Low Temperature Alarms
High and low temperature alarms are offered for both temperature sensor inputs of each
control point.
High Temperature Cut-out
High temperature cut-out is provided for both temperature sensor inputs.
Low Current Alarms
The C910-485 offers adjustment of the low alarm points over the entire current
measurement range.
Electromechanical Relay (EMR) Output
The C910-485 is equipped with a 30-A rated electromechanical relay (EMR) output switch
with device failure alarm.