Explosion Proof Position Indicator Valve
Model 371MT7
Reliable valve position feedback
Features
Fits all Series II & Series III-L valves
2 position and 3 position8
30 VDC max, 500 mA (PLC compatible)
Explosion proof
Intrinsically safe
UL & ATEX / IECEx certified
NEMA 4X, IP66
Applications
Valve status output
BOP closing unit ‘OPEN-CLOSE’ signal
Hydraulic power units
UL & AT
EX
IECEx
Certifie
d
General Specifications*
Housing Material:
Stainless steel
Enclosure:
NEMA 4X, IP66
Electrical Rating:
30 VDC max, 500 mA (carry current)
Approvals:
cULus: Class I, Groups A (UL only),
B, C & D, Class II, Groups E, F & G.
Intrinsically safe when installed per I.S.
Control Drawing 272263.
ATEX/IECEx certification: CE 0081
DEMKO 09 ATEX 0816092X
II 2 G D, Ex d IIC T6 Gb, Ex ib IIC
T6 GB, Ex tb IIIC T80°C Db IP66,
-40°C ≤ Tamb ≤ +60°C
IECEx UL 08.0022X
Valve Position
Feedback:
2-position
3-position
Operating Temperature:
-40 to +140°F (-40 to 60°C)
Installation Instructions:
- Connect electrical wires
- Lightly lubricate the position
indicator O-rings (2)
- Fully insert switch into stop screw
- Rotate position indicator for
optimum cable exit
- Secure set screws (2)
Weight:
2 lbs.
Electrical Connection: ½” NPT rotating female conduit
connection with 39” cable
Electrical Cable:
UL listing, 4 conductors, 22
AWG TPE flame resistant jacket.
Resistance to oils, fuels, and solvents
Maximum Contact
Resistance:
100 milliohms
Switch Type:
SPST
* See Product Configurator for additional options.
Wiring Code
CYLINDER 2/ORANGE
CENTER/RED
CYLINDER 1/BROWN
COMMON/BLACK
CASE GROUND - DRAIN
1
3
2
1
.83
2.83
Explosion Proof
Position
Indicator 21.0
72.0
1.45±.010
Reliable 36.8±0.25
valve position
Model 371MT7
feedback
1.54 III-L valves
When ordering together with Series II or Series
39.0
1.42
36.0
Product Configurator
.24
6.0
Example:
Series II or Series III-L valve part number
-B
D
-W180
Base Model
2.81
71.4-B
Position indicator
.50
12.7
3.60
GROUND
Option
91.4
SCREW
LABEL DESCRIPTION
Blank Standard cable length is 39”
8-32 UNC-2A
ON CAP
(2) O-RINGS
(BUNA-N)
1/2 NPT MALE THREADS
Extra cable length
(XXX noted in inches)
-WXXX
C
8
CABLE 5
When ordering separately
as replacement or spare part
1.38
34.9
Example:
Product Configurator
1.26
32.0
1.85
47.0
371MT7
3
Base Model
371MT73
Option
1.65
Blank
42.0
Position indicator
Size
Standard cable length is 39”
Extra cable length
(XXX noted in inches)
-WXXX
3
Fits ¼” and ½” Series II valves
5
Fits Series II 1”, 1½” and Series III-L 1”
When ordering to retrofit existing valves without -B option
I. S. ENTITY PARAMETERS
Product Configurator
V max/Ui
OLLOWING
G CABLE)
Example:
Ci
Li
Pimax
NEGLIGIBLE
0
10 W
371MT75-KIT
50 mA
ORY WYMV, 371MT73-KIT Fits ¼” & ½” Series II valves
S FOLLOWS:
371MT75-KIT Fits Series II 1”, 1½” and Series III-L 1”
ROUP E, F &
G.
272263.
Example: 371MT73-W180-KIT
4 D, Ex d IIC T6,
I2G
2 AWG STANDARD.
1.42
36.0
DRAWN
JE
SPECIFIED
1/2
MALE
DIMENSIONS
ARENPT
IN INCHES[mm]
AND ARE PER ASME Y14.5M-1994
AS FOLLOWS:
371MT73-KIT .91
23.0
1.45
36.8
2X
1.54
39.0
1 9/16-12 UN-2A
CONDUIT GROUND
NAMEPLATE SCREW
8-32 UNC-2A
THREADS
C
.X ±.03[0.8]
.XX ±.01[0.25]
.XXX ±.005[0.13]
ANGLE ±2°
2.28
58.0
2.25
57.2
1.38
34.9
2
2
CABLE 5
8
1.06
26.9
FLATS
1.375
34.9
1.65
42.0
3.60
91.4
1.26
32
DFLATS
NEXT ASSEMBLY
.50
12.7
2.95
75
1.22
31
SCHEDULE DRAWING
NO MODIFICATIONS PERMITTED
WITHOUT REFERENCE TO THE
NOTIFIED BODY
O-RING
9005A000
.24
BUNA-N 2X .87
6
(A141-B,
A143-B)
22
DIST.
REFERENCE DPM
JAM NUT
LABEL DESCRIPTION
4X 10-24ON
UNC-2A
CAP X .31
SOCKETHEAD SETSCREW, CUP POINT
www.barksdale.com
Los Angeles, CA 90058-0843
Ph: 323-589-6181 Fax: 323-583-6252
2.09
53
4203.007
GmbH
1.54
39
FLATS
00006357
H
00006126
C
PCO #
REV.
UL/ATEX NAMEPLATE
WEIGHT
SCALE
DWG.
1:2
C
C
371MT75-KIT
A
3.6
91.4
04-30-09
GROUND SCREW
8-32
UNC-2A
12-18-08
DATE
371MT73
1/2SHEET
NPT THREAD
1 OF
1
1
REV.
H
CABLE 5
8
1.417
36
1.26
1.85
1.65
3211 Fruitland Avenue
32.0 Angeles, CA 90058 • % 800-835-1060 • Fax: 323-589-3463 • www.barksdale.com
47.0• Los
42
See Barksdale’s Standard Conditions of Sale • Specifications are subject to modification at any time • Bulletin #B0053-E • 11/13 • ©2013 • Printed in the U.S.A.
FITTING - JAM NUT
1
Example: 371MT75-KIT
1
UL/ATEX NAMEPLATE NOT SHOWN
6X #10-24 UNC X .31 LG
SET SCREW
GROUND
- DRAIN
-WXXXCASE
Extra
cable length
(XXX noted in inches)
3
POSITION INDICATOR,
2.81
SERIES II VALVE,
1/4" & 1/2"
71.4
DATE
.50
APPROVED12.7
DATE
AC
07-17-07
(2) O-RINGS
(BUNA-N)
UNLESS OTHERWISE
JAM NUT
1.06
26.9
2.83
72.0
DATE
07-17-07
CHECKED
.24
6.0
3/4-16 UNF 2A
3
.83
21.0
D
1.73
44.0
OptionCYLINDER 1/BROWN
4
2
1.45±.010
36.8±0.25
CENTER/RED
Blank COMMON/BLACK
Standard 1 meter cable
3
.13
8.6
B
CYLINDER 2/ORANGE
371MT73-KIT
I max/ Ii
24 VDC
Size
WIRE CODE
1.65
422
WIR