Yokogawa PC-Based MX100 - Manual (Page 1225)

App-4
IM MX190-01E
Channel ID Information
A value for identifying channels using channel setup data and channel information
data.
See the MXChID structure.
It includes the following information.
• Channel number
• Decimal point position
• Channel status (Boolean value)
• Channel kind
• Range type
• Scale type
• Unit name
• Tag
• Comment
• Alarm
Comment
An arbitrary string of up to 30 bytes.
The terminator is NULL.
Tag
An arbitrary string of up to 15 bytes.
The terminator is NULL.
Unit Name
An arbitrary string of up to 6 bytes.
The terminator is NULL.
Can be assigned regardless of the range configured.
Channel Information Data
Information for identifying the position within the FIFO when retrieving the measured
data of the input channel.
See the MXChInfo structure.
It includes the channel identification information and the following information.
• FIFO number
• Channel sequence number in the FIFO
• Reference range (not used)
• Display range (valid range specified by the span and scale).
• Actual range (measurable range of the range type)
Appendix 1 MX100 Terminology