Antx Messenger 600, Руководство пользователя

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31
Parameters for Analog Channel Configuration
(channel numbers 51-300 are pre-defined analog channels)
Parameter
Code
Reference Description Default
0 - None
3 – Read Holding (16-bit)
4 – Read Input (16-bit)
6 – Write Holding (16-bit)
8 – Read Holding Double (32-bit)
10 – Read Holding as Float (32-bit)
11 – Read Packed Bits in Holding (16-
bit, leave as aggregate)
12 – Read Packed Bits in Holding
Double (32-bit, leave as aggregate)
16 – Write Multiple Holding (16-bit)
25 – Write Holding Double (32-bit)
26 – Write Float (32-bit)
27 – Read Double Precision Holding
(32-bit)
31 – Read Input Double (32-bit)
33 – Read Input as Float (32-bit)
34 – Read Packed Bits in Input (16-bit,
leave as aggregate)
35 – Read Packed Bits in Input Double
(32-bit, leave as aggregate)
36 – Read Double Precision in Input
(32-bit)
23 Weight Used to scale register value when not in
engineering units.
Scaled = (weight * register value) +
offset
1.0
Floating point value – e.g. 0.25
Range -999999.0 to 999999.0
24 Offset Used to scale register value when not in
engineering units.
Scaled = (weight * register value) +
offset
0.0
Floating point value – e.g. -25.0
Range -999999.0 to 999999.0