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A421ABD-02C
Penn A421ABD-02C Manuals
Manuals and User Guides for Penn A421ABD-02C. We have
3
Penn A421ABD-02C manuals available for free PDF download: Installation Manual, Installation Instructions Manual
Penn A421ABD-02C Installation Manual (29 pages)
Temperature Controls with Off-Cycle Defrost
Brand:
Penn
| Category:
Control Unit
| Size: 1.02 MB
Table of Contents
Dimensions
2
Off-Cycle Defrost Control
2
Parts Included
3
A99 Series Temperature Sensors
3
Mounting
3
Mounting a Type 1/IP20 Control on DIN Rail
4
Additional Guidelines for Mounting Type 4X/IP66 Controls
4
Direct-Mounting a Type 1/IP20 Control to a Wall or Other Flat Surface Using the Four Keyhole Slots
4
Wiring
5
TB2 Terminal Block and SPDT Relay Output
6
Maximum Sensor Cable Lengths and Wire Sizes
6
TB2 Terminal Block Showing Connections to the Internal SPDT Relay
6
A421 Control Wiring Terminals and Wire Size Information
7
Setup and Adjustments
8
Lcd
8
A421 Control Front Panel with LCD and Three-Button UI
8
Three-Button Touchpad
9
Parameter Codes and Modes of Operation
9
Anti-Short Cycle Delay (Asd)
10
Sensor Failure Mode (SF)
10
Temperature Units (Un)
10
Low Temperature Stop (Lts)
10
Temperature Setback (Tsb)
11
Sensor Offset Adjustment (So)
11
Backlight Brightness Level (Bll)
11
Defrost Cycle Time (Dft)
11
Start or Stop Defrost Cycle (Sdf)
12
Binary Input Modes (Bin)
12
Navigating the Basic and Advanced Menus
13
A421 Control Parameter Setup Menus
13
Basic Menu
14
Viewing and Changing Values in the Basic Menu
14
Advanced Menu
15
Viewing and Changing Values in the Advanced Menu
16
Setting up a Regular or Timed Defrost Off-Cycle
17
Control Behavior When Manually Starting or Stopping a Defrost Off-Cycle
17
Starting or Stopping a Defrost Cycle Using the Sdf Parameter
18
Starting or Stopping a Defrost Cycle Using the Binary Input (BIN)
18
Control Behavior When Starting or Stopping an Automatically Enabled Defrost Off-Cycle
18
Restricting User Adjustment
19
Setting the Control to Restricted Adjustment Mode
20
Adjustment Behavior in Restricted Adjustment Mode
20
Repositioning the Jumper to Restrict Control Adjustment
20
Adjusting the Control in Restricted Mode
21
Troubleshooting
21
Fault Codes
21
Troubleshooting Procedure
22
Repair Information
23
Temperature Versus Sensor Resistance
23
Ordering Information
24
Technical Specifications
25
Temperature Sensors Selection Chart
25
Accessories
25
A421 Series Electronic Temperature Controls
25
A421 Temperature Control Output Relay Contacts Electrical Ratings
26
UL Conformity Declaration Information
26
A99B Series Positive Temperature Coefficient Sensors
27
North American Emissions Compliance
28
Points of Single Contact
28
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Penn A421ABD-02C Installation Instructions Manual (20 pages)
Electronic Temperature Controls with Off-Cycle Defrost
Brand:
Penn
| Category:
Controller
| Size: 0.56 MB
Table of Contents
Setup and Adjustments
6
Front Panel
6
Parameter Codes and Modes of Operation
6
A421 Control Parameter Setup Menus
9
Restricting User Adjustment
13
Fault Codes
15
Troubleshooting Procedure
15
Repair Information
16
Ordering Information
16
Technical Specifications
17
Penn A421ABD-02C Installation Manual (16 pages)
Electronic Temperature Controls with Off-Cycle Defrost
Brand:
Penn
| Category:
Control Systems
| Size: 1.03 MB
Table of Contents
Setup and Adjustments
5
Troubleshooting Procedure
11
Repair Information
12
Ordering Information
12
Technical Specifications
13
North American Emissions Compliance
14
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