Hired-Hand Farm Hand Series: Vent Master 24 User Manual
Page 2

Part No. 4801-5124 rev 10-03
Farm Hand Vent Master 24
Table of Contents
Table of Contents
Section
Title
Page
1.
Ratings and Specifications .............................................................................................................................1
2.
Warnings ........................................................................................................................................................1
3.
Limited Warranty ...........................................................................................................................................1
4.
Introduction ....................................................................................................................................................2
5.
Static Pressure Overview................................................................................................................................3
6.
Why Use a Pressure Controller? ....................................................................................................................3
7.
Pressure Ramping (Optional) Explanation .....................................................................................................4
8.
Day to Day Operating Instructions.................................................................................................................5
8.1
Checking/Adjusting Temperatures, and Timer Percentages...................................................................5
8.2
Running Inlet Machines .........................................................................................................................7
8.3
Adjusting Stage On/OffPoints................................................................................................................7
9.
Program Mode................................................................................................................................................8
9.1
Sensors For Display (PSd)......................................................................................................................8
9.2
Stage Parameters ....................................................................................................................................8
9.2.1
Stage Sensors (P1)..........................................................................................................................8
9.2.2
Stage Mode (P2) .............................................................................................................................9
9.2.3
Stage Timer Settings (P3)...............................................................................................................9
9.3
Vent Parameters....................................................................................................................................10
9.4
Pressure Ramping Parameters ..............................................................................................................10
9.5
Pressure Alarm Parameters...................................................................................................................10
9.6
PC Compatible Network Parameters ....................................................................................................11
9.7
Cool Timer Settings (ON/OFF Stages Only).......................................................................................11
9.8
Sensor Calibration ................................................................................................................................12
10.
Rarely Changed Settings ..............................................................................................................................13
11.
Controller Installation and Setup..................................................................................................................14
12.
Programming Examples ...............................................................................................................................15
12.1
Setting Stage OnPoints and OffPoints..................................................................................................15
12.2
Setting up Stage Modes, and Timer Status...........................................................................................15
12.3
Setting Up Tunnel Control ...................................................................................................................16
12.4
Cool Timer Stage Operation.................................................................................................................16
13.
Maintenance .................................................................................................................................................17
14.
Wiring Diagrams, Schematics, etc. ..............................................................................................................17
14.1
Connecting the Vent Machines to the Vent Master 24.........................................................................19
14.2
Connecting an SCS™ Panel to the Vent Master 24 .............................................................................20
14.3
Connecting Sensors to the Vent Master 24 ..........................................................................................21
14.4
Connecting AC Power to the Vent Master 24 ......................................................................................22
14.5
Connecting the Vent Master 24 to a Data Shuttle ................................................................................23
14.6
Connecting the Vent Master 24 to a Static Pressure Monitor...............................................................24
14.7
Connecting the Vent Master 24 to a Series or Parallel Alarm..............................................................25
15.
Program Reference .......................................................................................................................................26
16.
Error Codes ..................................................................................................................................................29
16.1
Descriptions..........................................................................................................................................29
16.2
Local Network Overview of Control System Devices .........................................................................30
16.3
Possible Solutions.................................................................................................................................32
16.4
Temperature vs. Sensor Resistance Table ............................................................................................33
17.
Program Parameter Listing...........................................................................................................................34
18.
Error Code Listing........................................................................................................................................35
19.
Program Data Sheet......................................................................................................................................36