Modbus RTU RS-485
19
SFIDK.PS.023.D2.02
6.
Modbus holding registers
Modbus
Modbus
No. of
Data
Read/
register
address
bytes
type
Description
write
4:02201
2200
2
Byte
Current Output 1 selection:
0 = Off
1 = Massflow
2 = Fraction A
3 = Fraction B
R/W
4 = Volumeflow
5 = Sensor temp.
6 = Density
7 = % fraction A
4:02202
2201
2
Byte
Current Output 1 direction:
1 = Unidirectional
R/W
2 = Bidirectional
4:02203
2202
2
Byte
Current Output 1 range:
0 = 0 - 20 mA
1 = 4 - 20 mA
R/W
2 = 4 - 20 mA + Alarm
4:02204
2203
4
Float
Current Output 1 Time constants
R/W
4:02206
2205
2
Byte
Digital Output 1 function:
0 = Off
1 = Pulse
2 = Frequency
R/W
3 = Error Level
4 = Error Number
5 = Direction/Limit
6 = Batch
4:02207
2206
2
Byte
Pulse 1 selection:
0 = Uninitialized
1 = Massflow
R/W
2 = Fraction A
3 = Fraction B
4 = Volumeflow
4:02208
2207
2
Byte
Pulse 1 direction:
1 = Unidirectional
R/W
2 = Bidirectional
4:02209
2208
2
Byte
Pulse 1 width:
0 = 64 us
1 = 130 us
2 = 260 us
3 = 510 us
4 = 1.0 ms
5 = 2.0 ms
6 = 4.1 ms
7 = 8.2 ms
R/W
8 = 16 ms
9 = 33 ms
10 = 66 ms
11 = 130 ms
12 = 260 ms
13 = 520 ms
14 = 1.0 s
15 = 2.1 s
16 = 4.2 s
4:02211
2210
2
Byte
Frequency 1 selection:
0 = Off (read only)
1 = Massflow
2 = Fraction A
3 = Fraction B
R/W
4 = Volumeflow
5 = Sensor temp.
6 = Density
7 = % fraction A
4:02212
2211
2
Byte
Frequency 1 Direction
1 = Unidirectional
R/W
2 = Bidirectional
4:02213
2212
2
Byte
Frequency 1 Fmax.
0 = 10 kHz
1 = 5 kHz
R/W
2 = 1 kHz
3 = 500 Hz
MASS 6000
6.6 Output
(continued)
