Dover NORRISEAL 1001 Series Operating And Maintenance Manual
Dover NORRISEAL 1001 Series Operating And Maintenance Manual

Dover NORRISEAL 1001 Series Operating And Maintenance Manual

Level control

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CONTENTS
I
NTRODUCTION
Scope
Description
Controller Identification
P
O
PERATION
I
NSTALLATION AND
S
-
TART
UP
ISASSEMBLY
EASSEMBLY
R
/R
EMOVAL
EPLACEMENT
ISASSEMBLY
ONVERSION
ISASSEMBLY
T
ABLES
Table 1 - Model Designation
Table 2 - Wiring Diagrams
Tabla 3 - Trouble Diagnosis
1001-0113O - ©2013, January 2013
O
PERATING AND
I
NTRODUCTION
PAGE
1
1
The instructions provided herein should
be completely reviewed and understood
1
prior to installing, operating or repairing
1
this equipment.
3
TION, D NGER and W RNING notes
4
must be strictly observed to prevent seri-
ous injury or equipment malfunction.
5
Scope
6
This manual includes installation,
6
operation and maintenance infor-
mation for 1.5 through 6.0-in.
7
Norriseal Series 1001, 1001A, and
1001XL Level Controllers.
7
7
Description
7
The Series 1001, 1001A, and 1001XL
8
Level Controllers are designed for
general purpose use in liquid level
9
and interface control applications
calling for either modulating
9
(Throttle) or on/off (Snap) pneumatic
service and can be direct or reverse
9
acting. Electric switch models are
also available.
9
Norriseal level controllers are
10
equipped standard with horizontal
or vertical PVC 1.88 x 12-in. displac-
2
ers. Displacer options include Acrylic
10
and 316L S.S. materials in various
11
lengths and diameters, including
hinged models, to accommodate a
wide range of control applications.
The 1001 has a smaller case than the
1001A or 1001XL and has a knurled
knob screw type closure. The 1001A
M
AINTENANCE
Series 1001, 1001 , 1001XL Level Control
and 1001XL have lever latch door
closing mechanisms and have a
sealed door. The 1001 and 1001A
have the case mounted left or right
of the body, while the 1001XL is cen-
ter-back mounted.
ll TTENTION, C U-
C
Before disassembly or maintenance, all
pressures in this device must be relieved.
Failure to relieve pressures may result in
personal injury or device damage. The
resulting uncontrolled venting or spilling
of process fluids may cause personal
injury, loss of process control or environ-
mental contamination.
Controller Identification
Controller model numbers are typi-
cally 13 positions long (example:
2SM60-SRDA-BG). Refer to Table 1
- Model Designation on page 2 for
specific information on the controller
nomenclature.
A nameplate attached to the inside of
the case by the lower door hinge
includes the controller model and
serial numbers as well as other infor-
mation pertinent to the controller
assembly, such as supply and out-
put pressures, displacer material and
rating, body size and material, ANSI
class, and pressure and temperature
limits.
Always use only Norriseal replace-
ment parts when servicing level con-
trollers. Please refer to the serial and
model numbers when ordering
replacement parts.
P.O. Box 40525 · Houston, Texas USA 77240-0525
Tel: 713·466·3552 · Fax: 713·896·7386
www.norriseal.com
M
ANUAL
U T I O N !
Page 1 of 12

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Summary of Contents for Dover NORRISEAL 1001 Series

  • Page 1: Table Of Contents

    PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control and 1001XL have lever latch door NTRODUCTION CONTENTS closing mechanisms and have a sealed door. The 1001 and 1001A PAGE U T I O N ! NTRODUCTION have the case mounted left or right The instructions provided herein should Scope of the body, while the 1001XL is cen-...
  • Page 2 Beveled – Butt Weld Sch 80 1480 Beveled – Butt Weld Sch 160 1500 Beveled – Butt Weld SCH XXH 2000 Grooved 2220 Socket Weld Series 2500 Union – Dover 3000 1001 Union – Yale 1500 3750 1001A Union – Acme 4000 1001XL 5000...
  • Page 3: Rinciple Of

    PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control W R N I N G ! Pilot Snap Ring Maximum allowable pressures for the Sensitivity Fulcrum level controller body and the maximum allowable pressure at the maximum tem- perature for the level controller are shown on the nameplate mounted in the case.
  • Page 4: Pilot Operation

    PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control As the upward force on the thrust Pilot Snap Ring pin is decreased to a point where Sensitivity Fulcrum supply air pressure overcomes the upward force, the ball once again Pivot Pin seals the supply air and simultane- ously opens the lower exhaust port...
  • Page 5 PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control D N G E R ! Special attention is required for level con- trollers with the electric switch option. Install approved conduit seals within 18 in. (0.5 M) of the enclosure as required by National and Canadian Electrical Codes.
  • Page 6: Level Controller

    PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control this(reason some field assembly Snap Ring is required. Insert the displacer Sensitivity Fulcrum arm in the opening in the con- troller body. Carefully align the dis- placer arm in the body shaft and Pivot screw the arm into the shaft.
  • Page 7: Level Controller Maintenance

    PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control Snap 2. Remove the Balance Spring and Pilot Pilot Sensitivity Riing upper spring retainer. Fulcrum Flapper Pivot Pin 3. Remove the stud bolt holding the adjusting knob and remove both Thumb Screw from the case.
  • Page 8 PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control the Level Adjusting Bar. The cap Pin for right hand mount direct Clamp. Remove these four cap on the level adjusting screw will acting or left hand mount reverse screws and remove the pilot from be pointing AWAY from the two acting.
  • Page 9: Level Controllerr

    PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control C. Electric Pilots — 2.6 L Install the new O-rings in each EVEL ONTROLLER ILOT Hermetically Sealed bearing block, pressing them into CTION ONVERSION place with a 5⁄16-in. diameter rod. 1.
  • Page 10 PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control B L E 2 — W I R I N G ST ND RD SWITCH CODE CIRCUITRY ELECTRIC L R TING “E” EXQ UL and CSA Listed: 15 amps, 125, 250 or 450 VAC “O”...
  • Page 11 PERATING AND AINTENANCE ANUAL Series 1001, 1001 , 1001XL Level Control T B L E 3 . T R O U B L E D I G N O S I S PROBLEM SYMPTOM POSSIBLE C USE CORRECTIVE CTION Pilot output pressure gauge indicates output 1.
  • Page 12 ©2013 Dover Corporation/Norriseal and its affiliates. This manual, including all text and Due to the continuous improvement program at Norriseal, specifications and/or prices images, is a copyrighted work of Dover Corporation/Norriseal and its affiliates. It may not are subject to change without notice or obligation.

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Norriseal 1001a seriesNorriseal 1001xl series

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