background image

Installation, Operation, & Maintenance Instructions

IOM JS500.03

2016.04

Vertical Float Switches 

Table

 

of

 

Contents

Principle

 

of

 

Operation

3

Switch

 

Assembly

 

Identification

3

Model

 

Number

 

– Part

 

1:

 

Switch

 

Assembly

4

Model

 

Number

 

– Part

 

2:

 

Spare

 

Enclosure

 

&

 

Pressure

 

Tube

5

Model

 

Number

 

– Part3:

 

Conversion

 

Kits

5

Electrical

 

Characteristics,

 

Wiring

 

Examples,

 

&

 

Switch

 

Ratings

6

Switch

 

Mechanisms

 

– Simple

 

Apparatus

7

Installation

 

– Part

 

1:

 

Switch

 

Assembly

8

Installation

 

– Part

 

2:

 

Spare

 

Enclosure

 

&

 

Pressure

 

Tube

9

Installation

 

– Part

 

3:

 

Conversion

 

Kits

9

Installation

 

Specific

 

to

 

Hazardous

 

Area

10

Putting

 

the

 

Switch

 

into

 

Service

11

Taking

 

the

 

Switch

 

out

 

of

 

Service

11

Maintenance

11

Dimensional

 

Data

12

13

Switching

 

Point

 

Adjustment

13

Bolting:

 

Torque

 

Values

 

&

 

Tightening

 

Sequence

14

Switch

 

Mechanism

 

Replacement

15

Spare/Replacement

 

Parts

15

Parts

 

Store

16

www.Jerguson.com

 ●

JergusonApp@clark

reliance.com

 ●

+1.440.572.1500

2

Summary of Contents for JB**F Series

Page 1: ...04 Vertical Float Switches Vertical Float Switch Installation Operation Maintenance Manual Series JB_ _ F Series JX_ _ F Series JD_ _ F Section JS500 Bulletin JS500 03 Date 2016 04 Supersedes March 20...

Page 2: ...ch Ratings 6 Switch Mechanisms Simple Apparatus 7 Installation Part 1 Switch Assembly 8 Installation Part 2 Spare Enclosure Pressure Tube 9 Installation Part 3 Conversion Kits 9 Installation Specific...

Page 3: ...F Diagrammatic detail of Tri Magnet system Series JX_ _F Series JD_ _F Switch Assembly Identification This manual covers the three series of switches JB JX and JD as shown opposite Also covered in thi...

Page 4: ...gn Style 2 Side Side B or X Chamber Design Style D Top Mount D Chamber Design Style Omitted Head Ass y Only Less Chamber X Chamber Design Style 0 50 DN15 1 75 DN20 2 1 00 DN25 3 1 25 DN32 4 1 50 DN40...

Page 5: ...Long 1 3 Switches J4 Jerguson for SA4 Weatherproof NEMA 4 IP66 Std 1 2 Switches J7 Jerguson for SA7 Ex Proof FM Std Al Alloy 1 2 Switches JI Jerguson for SI7 Ex Proof FM Std Cast Iron 1 2 Switches JR...

Page 6: ...ged if the mechanisms are used to switch circuits with values greater than those shown above Important wiring notes 1 To minimize electrical shock hazard before energizing it is essential that the equ...

Page 7: ...NS N10276 or Alloy 625 UNS N06625 or Alloy 825 UNS N08825 If the equipment is likely to come into contact with aggressive substances it is the responsibility of the user to take suitable precautions t...

Page 8: ...enclosure type refer to model code on pages 4 5 5 Check torque values for all bolted connection s if applicable Values shall be in accordance with manufacturers recommendation based on bolting gasket...

Page 9: ...be in order to remove 9 On the original units pressure tube mark the location of each switch then remove each switch Each switch mechanism is mounted on the pressure tube by a locking screw and nut Th...

Page 10: ...ls or solvents that may affect polymeric materials iii Suitable precautions e g regular checks as part of routine inspections or establishing from the material s data sheet that it is resistant to spe...

Page 11: ...es JB_ _F switches Continue with step 9 b Series JX_ _F JD_ _F switches Continue with step 2 2 Take switch out of service according to the respective section above 3 Remove top flange nuts holding swi...

Page 12: ...ance between the switch trip and reset G Enclosure Height See table on page 13 Default trip locations at minimum operating SG See Switching Point Adjustment section page 13 1F 2F 3F 4F JB_5F JX_5F 6F...

Page 13: ...ecured on the pressure tube by a locking screw and lock nut These can be loosened allowing the bracket and therefore the switch trip point elevation to be adjusted up or down as required Always ensure...

Page 14: ...8 20 27 47 64 47 64 100 136 100 136 0 75 20 40 54 27 37 60 81 51 69 34 46 84 114 84 114 100 136 100 136 1 00 25 53 72 35 47 60 81 67 91 45 61 115 156 115 156 160 217 160 217 1 50 40 60 81 60 81 60 81...

Page 15: ...en the liquid level in the chamber should be raised such that the primary float magnet passes through the switching point Lowering the liquid level will then cause the float magnet to fall back throug...

Page 16: ...n Maintenance Instructions IOM JS500 03 2016 04 Vertical Float Switches 16633 Foltz Parkway Strongsville OH 44149 USA 1 440 572 1500 www clarkreliance com www Jerguson com JergusonApp clark reliance c...

Reviews: