NOSHOK 624 Series Pressure Transmitters - Manual (Page 2)

General
NOSHOK series 623 and 624 pressure transmitters
are approved as non-incendive for Class I, Division 2,
Groups A, B, C and D; Dust Ignition-proof for Class II,
Division 1, Groups E, F and G; FM standards accord-
ing to FMRC 3600, 3611 and 3810.
These transmitters must be installed and operated
according to NEC and local codes. Improper installa-
tion or modifications to the electrical connection will
void the hazardous approval rating.
WIRE COLOR
+ Supply BROWN
+ Output GREEN
4 mA to 20 mA 2-wire
WIRE COLOR
+ Supply BROWN
Common GREEN
+ Output WHITE
1 Vdc to 5 Vdc
.5 Vdc to 4.5 Vdc
3-wire
1.61" (41mm)
ø1.18" ±..003
(30mm) ø.71" ±..003
(18mm)
O-ring 1.17" x 1.41" x .08"
(29.7mm x 35.7mm
x 2.0mm)
O-ring 1.02" x .08"
(26mm x 2mm)
1.06" (27mm)
O-ring .73" x .94" x .08"
(18.5mm x 23.9mm
x 1.5mm)
O-ring .59" x .08"
(15mm x 2mm
G 1 B
G 1/2 B
.8
1
"
(2
0
.5
m
m
)
.39"
(10mm)
.8
1
"
(2
0
.5
m
m
)
.39"
(10mm)
1
O,1 A
ø1.97" (50mm)
ø1.97" (50mm)
ø1.32" ±.007
(33.5mm)
ø.84" ±.007
(21.3mm)
ø
G 1 G 1/2
.
1.20" ±.003
(30.5mm)
.76" ±.003
(19.4mm)
ø1.19" ±.003
(30.1mm)
ø.72" ±.007
(18.2mm)
A A
.5
9
"
±
.0
0
7
(1
5
m
m
)
.5
9
"
±
.0
0
7
(1
5
m
m
)
.8
1
"
±
.0
1
2
(2
0
.5
m
m
)
.8
1
"
±
.0
1
2
(2
0
.5
m
m
)
.4
1
"
(1
0
.5
m
m
)
T O,1 A
.4
1
"
(1
0
.5
m
m
)
T
x
x x
x
NOTES: U.S. INSTALLATIONS
1. INSTALL PER NATIONAL ELECTRICAL CODE AND LOCAL CODES, AS APPLICABLE
2. TO MAINTAIN TYPE 4X SEALING OF SERIES 623, 624 TRANSDUCER, USE THREAD
SEALANT WHEN INSTALLING CONDUIT
THIS EQUIPMENT IS SUITABLE FOR LOCATIONS:
CLASS I, DIVISION 2, GROUPS A, B, C, D
CLASS II, DIVISION 1, GROUPS E, F, G
SERIES 623, 624 APPROVED/CERTIFIED
NON-INCENDIVE TRANSDUCER
4 mA to 20 mA 1-5V, 0.5-4.5V
CONTROL EQUIPMENT
Model 624 front flush connections
+ Supply + Supply
+ Output Common
+ Output
1
2
3
4
BROWN
GREEN
WHITE
BARE
HAZARDOUS LOCATION
NON-HAZARDOUS LOCATION
Model 624 corresponding port weld-on adapter
G 1/2 B
G 1 B
For ranges 0 to 30 psi and higher For ranges less than 0 to 30 psi
For ranges 0 to 30 psi and higher For ranges less than 0 to 30 psi
Installation and commissioning
NOSHOK series 623 and 624
transmitters are supplied with a
1/2 ″ NPT male conduit electrical
connection with a 6 ft
jacketed cable. Series 623 and
624 transmitters meet the
requirements of a single
seal device as defined by
ANSI/ISA 12.27.01-2003.
Series 623 has a thread-
ed process connection and
4.50 (114
.3mm)
1/2 NPT
male
conduit
1.06 (2
6.9
mm)
.51 (12.95mm)