Registered Quality System to ISO 9001:2008
22/60
Form 912
sorinc.com
913-888-2630
Tandem Float Units
Notes
1. Standard Units: It is important to consider the installation configuration when selecting the process
connection. Be sure that the float will fit through the process connection, or that the vessel has access to
attach the float from inside the vessel after instrument installation.
2. Tandem Float Units: It is important to consider the installation configuration when selecting the process
connection. Be sure that the float will fit through the process connection. Tandem floats are not removable
and must be installed through the nozzle opening. Operating specific gravity and insertion depths must be
specified.
Unit Dimensions
Standard Units
Dimensions in this catalog are for reference only. They may be changed without notice. Contact the
factory for certified drawings for a particular model number. Dimensions are expressed as millimeters
over inches. (Linear = mm/in.)
** See Housing section (page 48).
***M20 adapters are brass.
Contact the factory for alternate materials.
300 Series
Standard Units
Series Float Size
Minimum
Insertion
Maximum
Insertion
mm inch mm inch
303 3-1/2 x 6” 114 4-1/2
1219 48
301
5-1/2” 108 4-1/4
304
Tandem Float Units
Series Float Size
High Insertion Low Insertion Differential
Minimum Maximum Minimum Maximum Minimum Maximum
mm inch mm inch mm inch mm inch mm inch mm inch
303 3-1/2 x 6” 114 4-1/2 1016 40 305 12 1219 48 203 8 1105 43-1/2
301
5-1/2” 108 4-1/4 1041 41 279 11 1219 48 178 7 1111 43-3/4
304
Housing** W
General Purpose
Explosion Proof
Explosion Proof
Explosion Proof
N4
N7
B1
B2
1” NPT
Pneumatic P1 (3) 1/4” NPT
ATEX
Flame Proof/IS
T6
S3 w/CL
M20 x 1.5***
TestSafe
Flame Proof
S3
S8
ISO-9001
14685 W 105TH ST LENEXA, KS 66215 USA
913-888-2630
SORINC.COM
101.6
4.00
180.9
7.12
99.2
3.91
FLOAT
227.0
8.94
Model Name: 0390053.ASSEM/3/3+
PRODUCT CERTIFICATION DRAWING
ALL DIMENSIONS ARE ±1/16 IN
UNLESS OTHERWISE SPECIFIED
MM
LINEAR =
IN
DRAWN BY
J REHM
CHECKED BY
M SMITH
ENGINEER APPROVAL
J FIFE
DATE
3/6/12
THIS DRAWING IS THE EXCLUSIVE PROPERTY OF SOR.
NO USE WHATSOEVER OF THE INFORMATION CONTAINED
HEREON, NOR REPRODUCTION IN WHOLE OR PART MAY BE
MADE WITHOUT THE EXPRESS WRITTEN PERMISSION OF SOR.
TITLE
DIM DWG 300 SERIES 1" NPT
(FLOAT OPERATED)
EO NUMBER: 5154
SCALE: 0.33
DO NOT SCALE PRINT
DRAWING NUMBER REV
0390053 4
SHEET 1 OF 1
DWG SIZE
B
NOTES:
1. FLOAT SIZE IS BASED ON MINIMUM DIFFERENTIAL SETTING,
MINIMUM LIQUID SPECIFIC GRAVITY, AND SINGLE SWITCH FUNCTION.
2. CAUTION MUST BE USED IN SELECTING MOUNTING NOZZLE PIPE
SCHEDULE TO PROVIDE FLOAT INSERTION CLEARANCE.
PROCESS
CONNECTION
1 NPT(M)
W
Drawing
0390053
ISO-9001
14685 W 105TH ST LENEXA, KS 66215 USA
913-888-2630
SORINC.COM
C
101.6
4.00
180.9
7.12
FLOAT
227.0
8.94
Model Name: 0390007.ASSEM/3/0+
PRODUCT CERTIFICATION DRAWING
ALL DIMENSIONS ARE ±1/16 IN
UNLESS OTHERWISE SPECIFIED
MM
LINEAR =
IN
DRAWN BY
J REHM
CHECKED BY
M SMITH
ENGINEER APPROVAL
J FIFE
DATE
3/6/12
THIS DRAWING IS THE EXCLUSIVE PROPERTY OF SOR.
NO USE WHATSOEVER OF THE INFORMATION CONTAINED
HEREON, NOR REPRODUCTION IN WHOLE OR PART MAY BE
MADE WITHOUT THE EXPRESS WRITTEN PERMISSION OF SOR.
TITLE
DIM DWG 300 SERIES FLANGED
FLOAT OPERATED
EO NUMBER: 5154
SCALE: 0.33
DO NOT SCALE PRINT
DRAWING NUMBER REV
0390007 4
SHEET 1 OF 1
DWG SIZE
B
NOTES:
1. FLOAT SIZE IS BASED ON MINIMUM DIFFERENTIAL SETTING,
MINIMUM LIQUID SPECIFIC GRAVITY, AND SINGLE SWITCH FUNCTION.
2. CAUTION MUST BE USED IN SELECTING MOUNTING NOZZLE PIPE
SCHEDULE TO PROVIDE FLOAT INSERTION CLEARANCE.
W
PROCESS
CONNECTION
FLANGE B
Drawing
0390007
Drawing
0390665
Minimum 5-3/4’’ (146 mm) overhead clearance required to remove housing cover.