Rockwell Automation 20-COMM-H RS485 HVAC Adapter FRN 2.xxx User Manual
Page 53
Using Metasys N2
5-7
20-COMM-H RS-485 HVAC Adapter User Manual
Publication 20COMM-UM009D-EN-P
Table 5.N
shows that there are 16 binary inputs to represent the status word
bit by bit. These inputs can be used only for reading single-bit status.
Table 5.O on page 5-8
shows the analog inputs. These inputs must be used
for reading multi-bit status fields and the Feedback.
Table 5.N Logic Status: Binary Inputs (Output from a Drive)
Network Point
Type (NPT)
Network Point
Address (NPA)
Logic
Status Bit
PowerFlex 70/700 Example
Description
Values
BI
1
0
Ready
0 = Not Ready
1 = Ready
BI
2
1
Active
0 = Not Running
1 = Running
BI
3
2
Command
Direction
0 = Reverse
1 = Forward
BI
4
3
Actual Direction 0 = Reverse
1 = Forward
BI
5
4
Accel
0 = Not Accelerating
1 = Accelerating
BI
6
5
Decel
0 = Not Decelerating
1 = Decelerating
BI
7
6
Alarm
0 = No Alarm
1 = Alarm
BI
8
7
Fault
0 = No Fault
1 = Fault
BI
9
8
At Speed
0 = Not At Reference
1 = At Reference
BI
10
9
Local Control
Network Point Addresses
BI
11
10
12 11 10
BI
12
11
0
0
0
= Port 0 (TB)
0
0
1
= Port 1
0
1
0
= Port 2
0
1
1
= Port 3
1
0
0
= Port 4
1
0
1
= Port 5
1
1
0
= Port 6
1
1
1
= No Local
BI
13
12
Reference
(typically used
when
commanding
drive speed
from source
other than
Metasys)
Network Point Addresses
BI
14
13
16 15 14 13
BI
15
14
0
0
0
0
= Ref A Auto
BI
16
15
0
0
0
1
= Ref B Auto
0
0
1
0
= Preset 2 Auto
0
0
1
1
= Preset 3 Auto
0
1
0
0
= Preset 4 Auto
0
1
0
1
= Preset 5 Auto
0
1
1
0
= Preset 6 Auto
0
1
1
1
= Preset 7 Auto
1
0
0
0
= Term Blk Manual
1
0
0
1
= DPI 1 Manual
1
0
1
0
= DPI 2 Manual
1
0
1
1
= DPI 3 Manual
1
1
0
0
= DPI 4 Manual
1
1
0
1
= DPI 5 Manual
1
1
1
0
= DPI 6 Manual
1
1
1
1
= Jog Ref