
WET/WET LOW DIFFERENTIAL 
140
(5.5)
141
(5.56)
HIGH 1/8 FNPT
LOW 
1/8 
FNPT
75
(2.94)
KNOCK-OUT FOR 1/2" 
CONDUIT
PRESSURE TRANSMITTER
PX154 Series
Low Differential Pressure 
0-1 to 0-25 inH2O 
0-250 Pa to 6 kPa
Starts at
$
349
Metric thread adaptors 
and snubbers available, 
see section C.
⻬ Low Differential Pressure
Measurements
⻬ Zero and Span Controls
for Easy Adjustment
⻬ Weatherproof NEMA 4
(IP65) Enclosure 
⻬ For Industrial
Applications 
Requiring Wet/Wet 
Differential Pressure
SPECIFICATIONS
Excitation: 24 Vdc (18 to 30 Vdc) 
Output: 4 to 20 mA 
Accuracy: ±1.0% FS 
Linearity: 0.75% FS 
Repeatability and Hysteresis:
0.05% FS
Zero Balance: 1% 
Zero and Span Adjustment: 10% 
Compensated Temp: 0 to 50°C 
(32 to 122°F)
Thermal Effects:
Zero: ±0.03% FS/°C (±0.05% FS/°F) 
Span: ±0.03% rdg/°C (±0.05% rdg/°F) 
Proof Pressure: 1.3 bar (20 psi) 
Common Line Pressure: 1.3 bar 
(20 psi)
Burst Pressure: 4 bar (60 psi) 
Pressure Port: 
Media Compatibility: Liquids or gases
compatible with brass, vinyl, polyester, 
silica and fluorosilicone
Termination: Screw terminal block 
Enclosure: Epoxy coated, steel
enclosure, NEMA 4 (IP65) rating 
Dimensions: 141 x 75 x 94 mm
9
(5
⁄16 x 215⁄16 x 39⁄16")
Weight: 454 g (1.0 lb)
1
⁄8 FNPT
PX154-003DI, $349, shown 
much smaller than actual size.
Comes complete with operator’s manual.
ACCESSORIES
Ordering Examples: PX154-005DI, low differential pressure transmitter with range of 
0 to 5.0 inH
PX154-001DI, low differential pressure transmitter with range of 0 to 1 inH2O, $450.
PS-8 snubber, $10, 
sold separately.
Dimensions: mm (in)
MOST POPULAR MODELS HIGHLIGHTED!
To Order (Specify Model Number)
MODEL NO. PRICE RANGE COMPATIBLE METERS
PX154-001DI $450 0 to 1 inH2O 0 to 249 Pa 
PX154-003DI 349 0 to 3 inH2O 0 to 748 Pa 
PX154-005DI 349 0 to 5 inH2O 0 to 1.25 kPa 
PX154-010DI 349 0 to 10 inH2O 0 to 2.49 kPa 
PX154-025DI 349 0 to 25 inH2O 0 to 6.23 kPa
MODEL NO. PRICE
P
S-8G $10 Pressure snubber for gaseous media
P
S-8E 
PS-8D 
TX4-100
O differential, $349.
2
Recommended Reference Book: Electronics Engineers’ Handbook, 
EE-0515, $160. See Section Y for Additional Books.
DESCRIPTION
10
Pressure snubber for water and light oils
10
Pressure snubber for dense liquids (motor oil)
35
30 m (100') spool of 4-conductor shielded wire
B-239
DP24-E, DP25B-E, DP41-E 
DP24-E, DP25B-E, DP41-E 
DP24-E, DP25B-E, DP41-E 
DP24-E, DP25B-E, DP41-E 
DP24-E, DP25B-E, DP41-E
See section D for compatible meters.
*
*

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