TSI Instruments FHC50 User Manual

Modbus Communications (continued)
74 Appendix B
FHC50 Variable List
Feature
Holding
Register
(Decimal)
Range
Unit
Read /
Write
Notes
Face Velocity
40001
0 to 1000
fpm
R
Current Face
Velocity Setpoint
40002
0 to 1000
fpm
R
Flow Rate
40003
0 to 10000
cfm
R
Current Flow Rate
Setpoint
40004
0 to 10000
cfm
R
Damper or Valve
Position
40005
0 to 100
%
R
Sash Position
Percent
40006
0 to 100
%
R
Sash Open Area
40007
0 to 1000
ft
2
* 100
R
Low Velocity Alarm
Status
40008
0, 1
0: Inactive
1: Active
R
High Velocity Alarm
Status
40009
0, 1
0: Inactive
1: Active
R
Low Flow Alarm
Status
40010
0, 1
0: Inactive
1: Active
R
High Flow Alarm
Status
40011
0, 1
0: Inactive
1: Active
R
High Sash Position
Alarm Status
40012
0, 1
0: Inactive
1: Active
R
Velocity Sensor
Error Status
40013
0, 1
0: Inactive
1: Active
R
Data Error Status
40014
0,1
0: Inactive
1: Active
R
Setback Status
40015
0, 1
0: Inactive
1: Active
R
Emergency Status
40016
0, 1
0: Inactive
1: Active
R
Normal Face
Velocity Setpoint
40021
60 to 1000
fpm
R/W
Setback Face
Velocity Setpoint
40022
60 to 1000
fpm
R/W
Normal Low Face
Velocity Alarm
Setpoint
40023
5 to 980
fpm
R/W
Normal High Face
Velocity Alarm
Setpoint
40024
80 to 1000
fpm
R/W
Setback Low Face
Velocity Alarm
Setpoint
40025
5 to 945
fpm
R/W
Setback High Face
Velocity Alarm
Setpoint
40026
50 to 1000
fpm
R/W
Normal Flow
Setpoint
40027
0 to 10000
cfm
R/W
Setback Flow
Setpoint
40028
0 to 10000
cfm
R/W
Min Flow Setpoint
40029
0 to 10000
cfm
R/W
Max Flow Setpoint
40030
0 to 10000
cfm
R/W

TSI Instruments FHC50 Specifications

General

Brand	TSI Instruments
Model	FHC50
Category	Controller
Language	English