Kaidi KD-CCY11 Micro Differential Pressure Transmitter 4~20mA Protection Class Is Up To IP54 For HVAC And Air Conditioning

This series of differential pressure transmitters use piezoresistive pressure sensor chips, which use thin film resistors on the substrate to perform zero point correction, zero point temperature compensation and sensitivity compensation. Interference, stability and reliability. Therefore, the product can be used in various differential pressure occasions for gas measurement. It is an ideal differential pressure measuring instrument in the field of industrial automation.

▲ Medical equipment

▲ HVAC & Air Conditioning

▲ Industrial control

a)Integrated chip, wide voltage power supply

b)Cut-off frequency design, strong anti-interference ability, lightning protection

c)Current limiting, voltage limiting, reverse polarity protection (current limiting output)

d)High precision, good stability and fast response 

Measuring medium:gas(Compatible with contact materials)

Diaphragm material:silicon chip(contact)

Φ8 Pagoda mouth:LY12 aluminum(contact)

Φ6 Quick coupling:Nickel plated copper(contact)

Shell:LY12 aluminum(contact)

Seals:Nitrile Butadiene Rubber(contact)

Measuring range:

Pressure method:Differential pressure

Output signal:4~20mA

Supply voltage:12~36VDC

Accuracy grade:0.5%FS(Range≥1KPa)

              1%FS(Range＜1KPa)

Working condition:medium temperature(-40~100℃)

                 ambient temperature(-40~85℃)

Temperature compensation:-10~60℃

Seismic performance:10g(20....2000Hz)

Response frequency:≤5Hz

Stable performance:±0.3%FS/year(Range≥1KPa)

                   ±0.5%FS/year(Range＜1KPa)

Temperature drift:±0.03%FS/℃(within the temperature compensation range)

Overall weight:≈200g

Protection class:IP54

Maximum power:current type(≤0.02Us (W))

    digital type(≤0.015Us (W))

   Note: Us=supply voltage

Load characteristics:current load≤{(Us-9)/0.02(Us=Supply voltage)}Ω