PDP3351 series is digital smart differential pressure transmitter, designed with modern advanced capacitance sensor technology and advanced 16bit SCM &sensor digit convert technology, designed for industrial pressure measurement including differential, absolute and gauge pressure measurement of gas, liquid, steam and flow, widely applied in petroleum, metallurgy, chemicals, power, light industry, mechanical and environmental protection fields.

 

Feature

Advanced performance , improved accuracy and stability

Excellent anti-interference ability and zero stability

Automatic zero tracking and temperature compensation

Accuracy: ±0.2% to±0.25% FS

5 yeas stability of 0.25%

Automatic zero calibration by local key button.

Parameters setting by local key button

Updating time of current time in 200ms

4-20mA output & digital RS485 Hart communication

 

Application

 

Hydraulic and pneumatic control system    

Industrial process measurement and control                                        

Compressor, refrigerator, air conditions                                             

Pumps, air pump, thermoelectric units

Building automation, constant pressure water supply

Laboratory pressure calibration system              

 

Process Fluid

Liquid, gas, steam

Application:

differential, absolute , gauge pressure

Measure range:

-100Pa to 40Mpa

Measure accuracy:

±0.2% to±0.25% FS

Linear accuracy:

0.075%±0.1%

Digital accuracy:

±0.05%

Stability:

5 years of 0.25%

Range ratio:

100:1

Turn on time:

2S with minimum damping

Damping:

0-32S

Response time:

200ms

Fill Fluid:

Silicon default, Fluorine oil option

Vibration effect:

±0.05% of URL per g to 200 in any axis

Output signal:

 4-20mA &Hart communication

LCD display:

5 digital &0-100% bargarph

Keyboard:

5 keys for calibration and setting

Process connection:

1/4-18NPT

1/2-14NPT (with adapter)

Electrical connection:

Material:

Flange/adaptor:

Stainless Steel 316L/Monel/ Hastelloy/Carton Steel

Drains/Vents:

Stainless Steel 316/ Monel/Hastelloy

Diagrams:

Stainless Steel 316L/ Monel/ Hastelloy C/ Tantalum

Wetted O-Ring:

Viton/ Buna-N

Bolts&Nuts:

Carton Steel/Stainless Steel316

Housing:

Low copper cast aluminum

alloy with Polyurethane paint

Mounting:

Bracket on 2’pipe, wall or dashboard

Power Supply:

12V to 45VDC, 24VDC default

Enclosure:

IP67 (Standard)

Intrinsically Safe EEx ia IIC T5

Explosion proof Ex D IIC T5

Process temperature:

-20℃ to 80℃

Ambient temperature:

-40℃ to 85℃

Humidity limits:

0-95%RH relative

Weight:

4.5kg