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Fisher 846 Manuals
Manuals and User Guides for Fisher 846. We have
2
Fisher 846 manuals available for free PDF download: Instruction Manual
Fisher 846 Instruction Manual (44 pages)
Current-to-Pressure Transducer
Brand:
Fisher
| Category:
Transducer
| Size: 0.55 MB
Table of Contents
Table of Contents
1
Description
2
Scope of Manual
2
Specifications
2
Educational Services
5
Installation
6
Hazardous Area Classifications and Special Instructions for Safe-Use and Installation in Hazardous Locations
7
Mounting
8
Pressure Connections
8
Supply Pressure
10
Output Pressure
14
Electrical Connections
14
Venting Ports
15
Signal Interruption
15
Calibration
16
Standard Performance: Full Range Input, Direct Action
18
Multirange Performance: Full Range Input, Direct Action
18
Standard Performance: Split Range Input, Direct Action
19
To 12 Ma Input Signal
19
To 20 Ma Input Signal
19
Standard Performance: Full Range Input, Reverse Action
20
Multirange Performance: Full Range Input, Reverse Action
20
Standard Performance: Split Range Input, Reverse Action
21
To 12 Ma Input Signal
21
12 To 20 Ma Input Signal
21
Transporting the Module Final Assembly
22
Principle of Operation
22
Electronic Circuit
22
Magnetic Actuator
23
Pilot Stage
23
Booster Stage
24
Troubleshooting
25
Diagnostic Features
25
Stroke Port
25
Remote Pressure Reading (RPR)
25
Using a Frequency Counter to Read the RPR Signal
25
In-Service Troubleshooting
26
Troubleshooting in the Shop
29
Maintenance
31
Module Final Assembly
32
Removing the Module Final Assembly
34
Replacing the Module Final Assembly
35
Electronic Circuit Board
36
Remote Pressure Reading (RPR) Jumper
36
Range Jumper
37
Action
37
Removing the Electronic Circuit Board
37
Replacing the Electronic Circuit Board
38
Pilot/Actuator Assembly
38
Action
38
Removing the Pilot/Actuator Assembly
39
Replacing the Pilot/Actuator Assembly
39
Module Subassembly
40
Terminal Compartment
40
Exhaust and Stroke Port Screens
41
Parts
42
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Fisher 846 Instruction Manual (36 pages)
Brand:
Fisher
| Category:
Transducer
| Size: 0.53 MB
Table of Contents
Table of Contents
1
1 Introduction
2
Description
2
Specifications
2
2 Installation
5
Mounting
5
Pressure Connections
5
Supply Pressure
5
Output Pressure
7
Electrical Connections
9
Stroke Port
10
Exhaust Port
10
Signal Interruption
10
3 Calibration
11
Standard Performance: Full Range Input, Direct Action
11
Multirange Performance: Full Range Input, Direct Action
12
Standard Performance: Split Range Input, Direct Action
12
To 12 Ma Input Signal
12
12 To 20 Ma Input Signal
12
Standard Performance: Full Range Input, Reverse Action
13
Multirange Performance: Full Range Input, Reverse Action
13
Standard Performance: Split Range Input, Reverse Action
13
To 12 Ma Input Signal
13
12 To 20 Ma Input Signal
13
Transporting the Module Final Assembly
14
4 Principle of Operation
15
Electronic Circuit
15
Magnetic Actuator
15
Pilot Stage
15
Booster Stage
16
5 Troubleshooting
17
Diagnostic Features
17
Stroke Port
17
Remote Pressure Reading (RPR)
17
Using the HART Communicator to Read the RPR Signal
17
Using a Frequency Counter to Read the RPR Signal
17
In-Service Troubleshooting
18
Troubleshooting in the Shop
20
6 Maintenance
23
Module Final Assembly
23
Removing the Module Final Assembly
23
Replacing the Module Final Assembly
25
Electronic Circuit Board
26
Optional Remote Pressure Reading (RPR) Jumper
26
Range Jumper
27
Action
27
Removing the Electronic Circuit Board
27
Replacing the Electronic Circuit Board
27
Pilot/Actuator Assembly
28
Action
28
Removing the Pilot/Actuator Assembly
28
Replacing the Pilot/Actuator Assembly
28
Module Subassembly
29
Terminal Compartment
29
Exhaust and Stroke Port Screens
29
7 Parts List
31
8 Loop Schematics
35
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