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Meggitt VM600 User Manual

Meggitt VM600
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VM600 networking manual MAVM600-NET/E 8 - 17
Edition 9 - February 2018
AMC8 card
SETTING UP A MODBUS CONNECTION (CPUM SW VERSION 067 OR EARLIER)
8.7.4 Input registers
Modbus function 04 is the read input registers function. It is used to read configuration values
such as minimum and maximum displayed values and alarm levels for each channel and
multi-channel using the defined Output Unit.
The complete list of holding registers is shown below:
Minimum Displayed Value
Maximum Displayed Value
•Alert Low Level
Alert+ High Level
Danger Low Level
Danger+ High Level
•Output Unit
Bit 0: User defined
Bit 1: Degrees Kelvin
Bit 2: Degrees Celsius
Bit 3: Degrees Fahrenheit
Bits 4 to 15: Not used.
Alarm Status
Defines the system status and alarms with the following bit
definitions:
Bit Definition
0Alarm+
1Alarm
2 Danger+
3 Danger
4 Global Channel OK Fail
5 ADC Error
6 ADC Standby
7 ADC PLL Lock Error
8 ADC Transmission Error
9 ADC Dynamic Configuration Error
10 BIT Result Fail
11 No Sample
12 OK Error Fail
13 Linearization Error
14 Cold Junction Error
15 Reserved
Table 8-7: Read input register definitions (continued)
Register Definition

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Meggitt VM600 Specifications

General IconGeneral
BrandMeggitt
ModelVM600
CategoryMeasuring Instruments
LanguageEnglish

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