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Float Operated Level Controllers

Models Pneumatic GEN II 

Installation and Maintenance

1

IM0015

Kimray Inc.- 52 NW 42nd Street Oklahoma City, Ok 73118 USA - Ph: (405) 525-6601, Fax: (405) 525-7520 - Kimray.com

 

INTRODUCTION

CAUTION

Prior to installing, the instructions provided 

herein should be completely reviewed and 

understood before operating or repairing this 

equipment .  All CAUTION and WARNING 

notes must be strictly observed to prevent 

personal injury or equipment damage.

Scope

This installation manual includes instructions 

and maintenance information  for both 

Kimray pnuematic side mount and back 

mount level controllers.

Do not install, operate, or maintain a 

pneumatic GEN II without being fully trained 

and qualified with Kimray installation and 

maintenance manual.  To avoid personal 

injury or property damage, it is important to 

carefully read, understand, and follow all the 

contents of this manual, including all safety 

cautions and warnings.  If you have any 

questions about these instructions, contact 

your Kimray applications support group 

before proceeding.

CONTENTS

    

PAGE

Introduction 

  1

Scope 

   1

Description 

  1

Specification   

 

1

Control Installation  

 

2

Table 1 - 

General Specifications

 Description:

Pneumatically Operated 

Level Controller.

Operating 

Pressure:

(0-4000) psig (276 Bar)

Connection Size:

2in. - 6in. 

Body Material:

Steel

Connection Type:

NPT, Flg, Grv, HU 

Grooved 

Actuation:

Snap, Throttle 

Adjustable

Control Range:

2 - 10 in.

Temperature:

-50° to 300° F

-45° to 149° C

Specification

Description

The GEN II side mount and back mount 

level controllers are designed for use in 

liquid

 

level and liquid/liquid interface control 

applications

.  Both provide either a 

throttle 

modulating or snap on/off pneumatic 

output and can be set to operate in a 

direct increasing liquid level output signal 

or

 indirect mode increasing liquid level 

decreasing output signal

.  

The GEN II level controllers are equipped 

with a displacer or hanger for horizontal or 

vertical installation.

Before beginning installation of the GEN II

•Read and follow instructions.

•Make sure all pressure has been removed   

 from the vessel before opening any connec  

 tions.

WARNING

If a level controller is used in a hazardous 

or flammable fluid service, personal injury 

and property damage could occur due to 

fire or explosion of vented fluid that may 

have accumulated.  To prevent such injury 

or damage, install piping or tubing to vent 

the fluid to a safe, well-ventilated area 

or containment vessel.  When venting a 

hazardous fluid, the piping or tubing should 

be located far enough away from any 

buildings or windows so as not to create 

further hazard.  The vent opening should 

be protected against anything which could 

obstruct it, or it should by connected to 

exhaust tubing or tubing connected to a 

vapor recovery system.

Vent

Periodically check the vent opening or 

the end of the remote vent pipe, if one is 

required.  Be certain they are clear.  If a vent 

should become blocked the pilot could lose 

control.

CAUTION

When ordered, the GEN II level controller 

configuration and construction materials 

were selected to meet specific pressure, 

temperature, pressure drop and fluid 

conditions.  Since some body/trim material 

combinations are limited in their pressure 

drop and temperature ranges, do not subject 

the GEN II level controller to any other 

conditions without first contacting the Kimray 

Inc, sales office or a sales / applications 

representative.

WARNING

Do not exceed the maximum pressure 

specified on the controller nameplate.  Under 

no circumstances should the controller 

supply pressure ever exceed the maximum 

psig.

The side mounted is reversible for rigtht hand 

or left hand installation.  The 

back mount is center back mounted.  Both 

models are standard with a 1/4” NPT tapped 

vent.  No gas is released into the case. 

 Both models include a 40 micron filter 

located just downstream of the instrument 

gas inlet port.

 Back Mount

 Side Mount

Issued 6/19

Summary of Contents for Pneumatic GEN II

Page 1: ...EN II level controllers are equipped with a displacer or hanger for horizontal or vertical installation Before beginning installation of the GEN II Read and follow instructions Make sure all pressure...

Page 2: ...the waggle arm assembly The opposite end of the waggle arm is forced downward pulling down on the link and down on the tangent arm On the opposite side of the pilot fulcrum the tangent arm pushes up...

Page 3: ...ob clockwise to snap ON then turn clockwise two turns to 0 psig PC Valve At 20 to 30 psig turn adjusting knob counter clockwise to snap OFF then turn clockwise two turns from 20 to 30 psig Interface C...

Page 4: ...posite end of the waggle arm is forced downward pulling down on the link and down on the tangent arm On the opposite side of the pilot fulcrum the tangent arm pushes up on the actuator in the pilot As...

Page 5: ...ecific gravity can cause span to exceed the length of the displacer resulting in loss of control Snap Operation Span Adjustment 1 Refer to the following diagram above to determine the proper orientati...

Page 6: ...the Kimray catalog section Y 175 or the packing slip which is enclosed with each controller for the correct repair kit number WARNING A leaking controller indicates that service is required Failure to...

Page 7: ...trations are believed to be reliable And while efforts have been made to ensure their accuracy they are not to be construed as warranties for guarantees express or implied regarding Kimray products or...

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