Hitachi EHV+ Series Applications Manual page 78

Iec 61131-3 compliant plc
Table of Contents

Advertisement

Chapter 2
Specifications
Item
Thermocouple sensor types
(Common to all channels)
Celsius ( ° C) / Fahrenheit ( ° F)
switching
(Common to all channels)
Data updating cycle
Internal cold junction
compensation
(System mode)
[Highlighted part is factory default setting.]
Note) Be sure to set dip switches before use. The dip switches must be set while power off, otherwise setting status is not updated.
When the input range is changed, be sure to set current / voltage switch accordingly.
Reference
If the internal cold junction compensation is disabled and high accurate ice-bus is installed externally, higher accuracy
of temperature measurement would be achieved.
Switch setup
1
2
3
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
OFF
ON
ON
OFF
OFF
OFF
ON
ON
OFF
ON
OFF
ON
ON
ON
ON
ON
4
OFF
ON
5
OFF
ON
6
OFF
ON
7
OFF
8
OFF
2 – 68
Setting contents
Type K
Type E
Type J
Type T
Type B
Type R
Type S
Type N
Celsius ( ° C)
Fahrenheit ( ° F)
860ms
108ms
Cold junction compensation; Valid
Cold junction compensation; Invalid
Always OFF (Do not turn ON.)
Always OFF (Do not turn ON.)

Hide quick links:

Advertisement

Table of Contents
loading

This manual is also suitable for:

Ehv-cpu1006Ehv-cpu1025Ehv-cpu1051Ehv-cpu1102

Table of Contents