Allen-Bradley 871TM-M**NP12 Series, Руководство пользователя, Страница: 83 / 90

Rockwell Automation Publication 871TM-UM002C-EN-P - October 2017 83
Appendix
B
Device Parameters
When using Explicit Messages to Read/Write parameter values from/to the
871TM, you must know the Index Number, Data Type, and Size of the Data
that is transmitted/received in the message. The attached table provides this
information for each of the Device Parameters.
Identification
Parameter
Parameter Name Index
(Hex(Dec)
Subindex
(Hex(Dec)
Access Default Allowed Value Data Type (Length)
Direct Parameters 1.Vendor ID 2 0x00(0) 0x09(9) RO 2 = Allen Bradley 2 = Allen Bradley UIntegerT, bitLength = 8, bitOffset = 56
Direct Parameters 1.Device ID 3 0x00(0) 0x012(12) RO Blank Depends on Device Variant UIntegerT, bitLength = 8, bitOffset = 32
Parameter Name Index
(Hex(Dec)
Subindex
(Hex(Dec)
Access Default Allowed Value Data Type (Length)
.Polarity (changed viewable in
SIO mode only)
0x01(1) 0x03(3) RW 0 = Not Inverted
(N.O.)
0 = Not Inverted
(N.O.)
1 = Inverted (N.C.)
871TM - BooleanT, bitOffset = 84
Enable 0x01(1) 0x04(4) RW 0 = On 0 = On,
1 = Off
871TM - BooleanT, bittOffset = 82
Mode 0x01(1) 0x05(5) RW 0 = No Timer 0 = No Timer,
1 = Stretch On,
2 = On Delay,
3 = Delay and Stretch On
871TM - UIntegerT, bitOffset = 80,
bitLength = 2
Multiplier 0x01(1) 0x02(2) RW 0 0...63 871TM - UIntegerT, bitOffset = 88,
bitLength = 6
Base Time 0x01(1) 0x01(1) RW 0 = 0.1 ms 0 = 0.1 ms,
1 = 0.4 ms,
2 = 1.6 ms,
3 = 6.4 ms
871TM - UIntegerT, bitLength = 2,
bitOffset = 94