GESTRA NRS 1-50 Manuals

Manuals and User Guides for GESTRA NRS 1-50. We have 3 GESTRA NRS 1-50 manuals available for free PDF download: Original Installation & Operating Manual, Original Installation Instructions, Instruction Manual

GESTRA NRS 1-50 Original Installation & Operating Manual (36 pages)

For TWO electrodes

Brand: GESTRA | Category: Switch | Size: 0 MB

Table of Contents
2
Content of this Manual
4
Scope of Supply, Product Package
4
How to Use this Manual
5
Illustrations and Symbols Used
5
Hazard Symbols in this Manual
5
Types of Warning
6
Specialist Terms, Abbreviations
7
Usage for the Intended Purpose
8
- Applicable Directives and Standards
  8
Improper Use
8
Basic Safety Information
9
Required Personnel Qualifications
10
Notes on Product Liability
10
Function
11
Technical Data
12
Rating Plate, Identification
13
Factory Default Settings
14
Dimensions of the NRS 1-50
15
Important Notes
16
- Safety Information
  16
Preparing for Installation
17
Installation
18
Electrical Connection
19
Bringing into Service
25
- Changing the Configuration
  25
- Checking the Switchpoint and Function
  26
Operation, Alarm and Test
27
Fault Indications and Troubleshooting
27
Checking the Level Electrode
29
- Measuring Level Switch Voltages
  29
Emergency Mode
30
- Emergency Mode for Water Level Limiters
  30
Important Notes
31
Taking out of Service
32
Disposal
33
Returning Decontaminated Equipment
33
UL Components
33

GESTRA NRS 1-50 Original Installation Instructions (28 pages)

Level Switch

Brand: GESTRA | Category: Switch | Size: 0 MB

Table of Contents
2
Important Notes
4
Usage for the Intended Purpose
4
Function
4
Safety Note
5
Scope of Supply
5
Potentially Explosive Areas
5
Functional Safety Acc. to IEC 61508
6
Safety Characteristics of the Subsystem NRG 1
6
Terms and Abbreviations
6
Determination of the Safety Integrity Level (SIL) for Safety-Related Systems
7
Technical Data
8
Nrs 1-50
8
Example Name Plate / Marking
10
Dimensions and Functional Elements
11
Nrs 1-50
11
Key
11
Installation
12
Mounting Level Switch NRS 1-50
12
Electrical Connection
12
Supply Voltage
12
Connection of Level Electrode
12
Connection of Safety Circuit
12
Connection of Logic Unit (Standby Input)
12
Connection for Signal Output
13
Tools
13
Wiring Diagram for Level Switch NRS 1-50
14
Key
14
Schematic Representations of Arrangements
15
Key
15
Explanatory Notes to Schematic Respresentations
16
Basic Settings
17
Factory Setting
17
Commissioning Procedure
17
Changing Configuration
17
Checking Switchpoint and Function
18
Operation, Alarm and Test
19
Indicators and Adjustors
19
Troubleshooting
19
Indication, Diagnosis and Remedy
19
Measuring Voltage Across Level Electrode
21
Key
21
Emergency Operation
22
Emergency Operation for Water Level Limiter
22
Further Notes
23
Action against High Frequency Interference
23
Interlock and Interlock Deactivation
23
Checking the Switchpoints
23
Decommissioning / Replacing Level Switch
23
Disposal
23
Declaration of Conformity Directives and Standards
24

GESTRA NRS 1-50 Instruction Manual (2 pages)

Water Level Limiter Level Switch

Brand: GESTRA | Category: Measuring Instruments | Size: 0 MB

GESTRA Categories

Switch Control Unit Controller Measuring Instruments Industrial Equipment

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