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Despatch PROTOCOL 3 User Manual

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E105, 313327, REV A Protocol 3
TM
User Guide
60 of 82
©2021 ITW EAE. All rights reserved. Despatch is a registered trademark in the U.S. and other
countries. No part of the contents of this manual may be reproduced, copied or transmitted in any form
or by any means without the written permission from ITW EAE, unless for purchaser's personal use.
Table 16. Configuration Menu in Tabular Format.
Configu-
ration
Menu
Description
Function
Available Settings
Input
Provide
primary
control and
high limit
settings
Control Input
Setup
Input Type: Thermocouples, PtRh, PT100, NI120,
amperages, voltages
Engineering Units: °C, °F, °K, bar, %, %RH, pH, psi or
none
Decimal Point Position: Nearest 1/10 or 1/100 for
DC inputs
Scale Input Range (lower and upper limits): Min &
Max range. Minimum range by default.
Input Filter Time: OFF-100 Sec
Cold Junction Compensation: Disable/Enable
Control Input
Calibration
Factory Calibration:
Single Point Calibration: OFF, -400-+400°
Two Point Calibration: Low Temp. Low Offset, High
Temp, High offset
High Limit Input
Setup
Input Type: Thermocouples, PtRh, PT100, NI120,
amperages, voltages
Engineering Units: °C, °F, °K, bar, %, %RH, pH, psi or
none
Decimal Point Position: Nearest 1/10 or 1/100 for
DC inputs
Scale Input Range (lower and upper limits): Min &
Max range
Input Filter Time: OFF-100 Sec
High Limit Input
Calibration
High Limit Process Variable: -250
Factory Calibration: Resets back to factory defaults
Single Point Calibration: OFF, -400-+400°
Two Point Calibration: Low Temp, Low Offset, High
Temp, High Offset
Control
Set control
actions, PID
control
options and
setpoint
limits
Primary Action
Control
Reverse Action /Direct Action: Reverse applies
primary power when below setpoint
Primary Proportional Band: From ON-Off control or
set width of band from 0.1 to 999.9
Integral Time (Auto-Reset): 1 sec to 99 min 59 sec or
OFF
Derivative Time (Rate): 1 sec to 99 min 59 sec or
OFF
Primary Cycle Time: 0.5 sec to 512 sec

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Despatch PROTOCOL 3 Specifications

General IconGeneral
BrandDespatch
ModelPROTOCOL 3
CategoryController
LanguageEnglish

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