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PRECISION DIGITAL PD756 Manuals
Manuals and User Guides for PRECISION DIGITAL PD756. We have
2
PRECISION DIGITAL PD756 manuals available for free PDF download: Instruction Manual
PRECISION DIGITAL PD756 Instruction Manual (72 pages)
Large Display Temperature Meters
Brand:
PRECISION DIGITAL
| Category:
Measuring Instruments
| Size: 2 MB
Table of Contents
Table of Contents
3
Introduction
7
Ordering Information
7
Model PD755 NEMA 4X Polycarbonate Enclosure
7
Model PD756 Explosion-Proof Enclosure
7
Model PD757 NEMA 4X Aluminum Enclosure
8
Accessories
8
Safety Notice
9
Specifications
10
Basic Temperature Meter
10
Options
12
Display Functions and Messages
14
Setup and Programming
15
Overview
15
Disassembling the Meter
16
Disassembling the PD755
16
Disassembling the PD756
16
Disassembling the PD757
17
Reassembling the Meter
18
Reassembling the PD755
18
Reassembling the PD756
18
Reassembling the PD757
18
Jumper Configuration
19
Input Selection and Lockout Jumpers (Main Board)
19
Relay Acknowledge Enable (Display Board)
19
Fail-Safe Operation of Relays (Options Board)
19
Power Selection
20
Overview
20
Changing from 115 to 230 VAC Power
20
Labeling Meter for 115 VAC, 230 VAC or 24 VDC
21
Connections
21
Overview
21
Figure 1. Input Power Label
21
Wiring Instructions
22
Terminals Designation
22
Power Connections
23
Figure 2. Input Power Connections for 756 and 757
23
Signal Connections
24
Figure 3. Four-Wire RTD Connections
24
Figure 4. Three-Wire RTD Connections
24
Figure 5. Two-Wire RTD Connections
25
Figure 6. Thermocouple Connections
25
Enter, Acknowledgement, and Hold Connections
26
Figure 7. External Control Connections
26
Optional Relays & 4-20 Ma Output Terminals
27
Figure 8. Relay and 4-20 Ma Output Terminals
27
Isolated 4-20 Ma Output Transmitter Connections
28
Figure 9. Output Loop Powered by Meter
28
Figure 10. Output Loop Powered from External Power Supply
28
Programming
29
Overview
29
Select Type of Input Signal T/C or RTD
29
Figure 11. JP1 Input Signal Selection Array
29
ENTER Button Functionality
30
ACK Button Functionality
30
Magnetic Reed Switch Functionality
30
Figure 12. Reed Switch Operation
30
General Programming Description
31
Five Basic Digit/Display-Setting Instructions
31
Programming the Basic Meter
32
Selecting Type of T/C or RTD (TYPE)
33
Select °F or °C (F or C)
33
Alarm Setup and Set Points Programming
34
Overview
34
Set Relays for Manual or Automatic Reset
34
Set Relays for Fail-Safe Operation
34
Setup for Latching or Non-Latching Relays (Setup)
35
Alarm Set and Reset Points Programming
36
Programming Alarm Points Using Set Points (Setpts) Menu
37
Alarm Set and Reset Programming Confirmation
37
Isolated 4-20 Ma Output Transmitter Option
38
Ma Output Programming (Output)
38
4-20 Ma Output Programming Confirmation
38
Input Offset Adjustment (Offset)
39
Lockout Jumper
39
Operation
40
Overview
40
Basic Meter Operation
41
Overview
41
Maximum/Minimum Temperature Display
41
Relays Operation
42
Overview
42
Relays Auto Initialization
42
Fail-Safe Operation
42
Front Panel Leds
43
Acknowledging Relays
45
Switching Inductive Loads
46
4-20 Ma Output Operation
46
Figure 13. AC and DC Loads Protection
46
Figure 14. Low Voltage DC Loads Protection
46
Recalibration (Calib)
47
Calibration Error (Error)
47
Recommended Calibration Points
48
Minimum Input Span
48
Calibration Verification
48
Installation
49
Wall Mounting Instructions
49
PD755 Mounting
49
PD756 Mounting
49
PD757 Mounting
49
Panel Mounting Instructions
50
PD755 Panel Mounting Instructions
50
Figure 15. PD755 Panel Mounting
50
PD757 Panel Mounting Instructions
51
Figure 16. PD757 Panel Mounting
51
Figure 17. PD757 Panel Mounting Cutout Dimensions
51
Pipe Mounting Instructions for PD755 and PD756
53
Figure 18. 755 Pipe Mounting Assembly
53
Figure 19. 756 Pipe Mounting Assembly
53
Figure 20. Pipe Mounting Plate
54
Figure 21. Explosion-Proof Control Station
55
Explosion-Proof Control Stations
55
Option Card Removal & Installation
56
Option Card Installation in PD755
56
Figure 22. Removing the PD755 Display Board
56
Figure 23. PD755 Options Board Standoffs Location
56
Figure 24. PD755 Options Board Installation
57
Option Card Installation in PD756
58
Figure 25. PD756 Option Board Installation
58
Figure 26. PD756 Option Board Installed
58
Option Card Installation in PD757
59
Figure 27. PD757 Option Board Installation
59
Model Specific Illustrations
60
Removing the Display Board
60
Figure 28. Removing the Display Board on PD755
60
Figure 29. Removing the Display Board on PD756
60
Locations of Connections and Jumpers
61
Figure 30. Removing the Display Board on PD757
61
Figure 31. PD755 Connectors and Jumper Location
61
Figure 32. PD756 Connectors and Jumper Location
62
Figure 33. PD757 Connectors and Jumper Location
62
Jumper Arrays and Status Leds
63
Figure 34. PD755 Jumper Arrays and Status LED Identification
63
Figure 35. PD756 Jumper Arrays and Status LED Identification
63
Figure 36. PD757 Jumper Arrays and Status LED Identification
64
Front Panel Displays
65
Figure 37. PD755 Front Panel Display
65
Figure 38. PD756 Front Panel Display
65
Figure 39. PD757 Front Panel Display
65
Overall Dimensions
66
Figure 40. PD755 Overall Dimensions
66
Figure 41. PD756 Overall Dimensions
66
Wall Mounting Dimensions
67
Figure 42. PD757 Overall Dimensions
67
Figure 43. PD755 Wall Mounting Dimensions
67
Figure 44. PD755 Wall Mounting Screw Installation
67
Figure 45. PD756 Wall Mounting Dimensions
68
Figure 46. PD757 Wall Mounting Dimensions
68
Programmed Parameter Settings
69
Other Precision Digital Products
70
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PRECISION DIGITAL PD756 Instruction Manual (72 pages)
DIGITAL METERS, Large Display Temperature Meters
Brand:
PRECISION DIGITAL
| Category:
Test Equipment
| Size: 1 MB
Table of Contents
Table of Contents
3
Introduction
7
Ordering Information
7
Model PD755
7
Model PD756
7
Model PD757
8
Accessories
8
Safety Notice
9
Specifications
10
Basic Temperature Meter
10
Options
12
Display Functions and Messages
14
Setup and Programming
15
Overview
15
Disassembling the Meter
16
Disassembling the PD755
16
Disassembling the PD756
16
Disassembling the PD757
17
Reassembling the Meter
18
Reassembling the PD755
18
Reassembling the PD756
18
Reassembling the PD757
18
Jumper Configuration
19
Input Selection and Lockout Jumpers (Main PCB)
19
Relay Acknowledge Enable (Display PCB)
19
Fail-Safe Operation of Relays (Options PCB)
19
Power Selection
20
Overview
20
Changing from 115 to 230 VAC Power
20
Labeling Meter for 115 VAC, 230 VAC or 24 VDC
21
Connections
21
Overview
21
Figure 1. Input Power Label
21
Wiring Instructions
22
Power Connections
23
Figure 2. Input Power Connections for 756 and 757
23
Signal Connections
24
Figure 3. Four-Wire RTD Connections
24
Figure 4. Three-Wire RTD Connections
24
Figure 5. Two-Wire RTD Connections
25
Figure 6. Thermocouple Connections
25
Enter, Acknowledgement, and Hold Connections
26
Figure 7. External Control Connections
26
Optional Relays & 4-20 Ma Output Terminals
27
Figure 8. Relay and 4-20 Ma Output Terminals
27
Isolated 4-20 Ma Output Transmitter Connections
28
Figure 9. Output Loop Powered by Meter
28
Figure 10. Output Loop Powered from External Power Supply
28
Programming
29
Overview
29
Select Type of Input Signal T/C or RTD
29
Figure 11. JP1 Input Signal Selection Array
29
ENTER Button Functionality
30
ACK Button Functionality
30
Magnetic Reed Switch Functionality
30
Figure 12. Reed Switch Operation
30
General Programming Description
31
Five Basic Digit/Display-Setting Instructions
31
Programming the Basic Meter
32
Selecting Type of T/C or RTD (TYPE)
33
Select °F or °C (F or C)
33
Alarm Setup and Set Points Programming
34
Overview
34
Set Relays for Manual or Automatic Reset
34
Set Relays for Fail-Safe Operation
34
Setup for Latching or Non-Latching Relays (Setup)
35
Alarm Set and Reset Points Programming
36
Programming Alarm Points Using Set Points (Setpts) Menu
37
Alarm Set and Reset Programming Confirmation
37
Isolated 4-20 Ma Output Transmitter Option
38
Ma Output Programming (Output)
38
4-20 Ma Output Programming Confirmation
38
Input Offset Adjustment (Offset)
39
Lockout Jumper
39
Operation
40
Overview
40
Basic Meter Operation
41
Overview
41
Maximum/Minimum Temperature Display
41
Relays Operation
42
Overview
42
Relays Auto Initialization
42
Fail-Safe Operation
42
Front Panel Leds
43
Acknowledging Relays
45
Switching Inductive Loads
46
4-20 Ma Output Operation
46
Figure 13. AC and DC Loads Protection
46
Figure 14. Low Voltage DC Loads Protection
46
Recalibration (Calib)
47
Calibration Error (Error)
47
Recommended Calibration Points
48
Minimum Input Span
48
Calibration Verification
48
Installation
49
Wall Mounting Instructions
49
PD755 Mounting
49
PD756 Mounting
49
PD757 Mounting
49
Panel Mounting Instructions
50
PD755 Panel Mounting Instructions
50
Figure 15. PD755 Panel Mounting
50
PD757 Panel Mounting Instructions
51
Figure 16. PD757 Panel Mounting
51
Figure 17. PD757 Panel Mounting Cutout Dimensions
51
Pipe Mounting Instructions for PD755 and PD756
53
Figure 18. 755 Pipe Mounting Assembly
53
Figure 19. 756 Pipe Mounting Assembly
53
Figure 20. Pipe Mounting Plate
54
Explosion-Proof Control Stations
55
Figure 21. Explosion-Proof Control Station
55
Option Card Removal & Installation
56
Option Card Installation in PD755
56
Figure 22. Removing the PD755 Display PCB
56
Figure 23. PD755 Options PCB Standoffs Location
56
Figure 24. PD755 Options PCB Installation
57
Option Card Installation in PD756
58
Figure 25. PD756 Option PCB Installation
58
Figure 26. PD756 Option PCB Installed
58
Option Card Installation in PD757
59
Figure 27. PD757 Option PCB Installation
59
Model Sensitive Illustrations
60
Removing the Display PCB
60
Figure 28. Removing the Display PCB on PD755
60
Figure 29. Removing the Display PCB on PD756
60
Locations of Connections and Jumpers
61
Figure 30. Removing the Display PCB on PD757
61
Figure 31. PD755 Connectors and Jumper Location
61
Figure 32. PD756 Connectors and Jumper Location
62
Figure 33. PD757 Connectors and Jumper Location
62
Jumper Arrays and Status Leds
63
Figure 34. PD755 Jumper Arrays and Status LED Identification
63
Figure 35. PD756 Jumper Arrays and Status LED Identification
63
Figure 36. PD757 Jumper Arrays and Status LED Identification
64
Front Panel Displays
65
Figure 37. PD755 Front Panel Display
65
Figure 38. PD756 Front Panel Display
65
Figure 39. PD757 Front Panel Display
65
Overall Dimensions
66
Figure 40. PD755 Overall Dimensions
66
Figure 41. PD756 Overall Dimensions
66
Wall Mounting Dimensions
67
Figure 42. PD757 Overall Dimensions
67
Figure 43. PD755 Wall Mounting Dimensions
67
Figure 44. PD755 Wall Mounting Screw Installation
67
Figure 45. PD756 Wall Mounting Dimensions
68
Figure 46. PD757 Wall Mounting Dimensions
68
Programmed Parameter Settings
69
Other Precision Digital Products
70
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