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Clock Radio
Omega Engineering
CN8240, CN8260
manual
With
Models:
CN8260
CN8240
1
7
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Warranty
Read Command to Controller
Temperature
Page 7
Image 7
CN8240 & CN8260 Series Communications & Options
omega.com
®
®
CN8240/CN8260 Series
Controllers
with
Digital
Communications
Option
4
Page 6
Page 8
Page 7
Image 7
Page 6
Page 8
Contents
Series
Omega.comTM
Table of Contents
Option -C2 RS-232 one-to-one Communications
Option -AL1, -AL2 Relay, N.O. Alarm Output
Load Type Voltage Limit
Option -C4 RS-485 one-to-many Communications
Options -XP1, -XP2, -XP3, -XP4 Transducer Power Supply
Options -RSP4, -RSP5, -RSP6, -RSP7
Options -PVSV1, -PVSV2 Process Output
Options -DIC, -RSP4, -RSP5, -RSP6, -RSP7 Remote Setpoint
Option -DIC
With
Remote Communications Options
Wiring diagram for digital communications
Zone
Omega+ Protocol
Message Formats
Start Char
Type character Message Type
Error
Type
Param
END Char
Chksum
Write Command to Controller
Read Command to Controller
Read Response from Controller
Write Response from Controller
Auxiliary Command to Controller
Auxiliary Response from Controller
Request Message Description
Read Request
Field Description Type
Write Request
Response Messages
Auxiliary Command Request
Field Description
Write Response
Read Response
CN8240/CN8260 Parameter Codes
Auxiliary Command Response
RAM, Eeprom
Number Name Read Write Data Field Value
Digital Communications Option
PID
Digital Communications Option
Digital Communications Option
Digital Communications Option
Or RTD w/ Decimal
Auxiliary Commands
Command Clear Latched Alarms Parameter # Description
Command Retrieve Display Parameter # Description
Request Data Fields
CN8240 & CN8260 Series Communications & Options
CN8240 & CN8260 Series Communications & Options
CN8240 & CN8260 Series Communications & Options
Warranty / Disclaimer
Temperature
®®