CCY81Y embedded micro differential pressure transmitter/controller is suitable for positive pressure, negative pressure or differential pressure gas pressure measurement of various ventilation and air conditioning systems and equipment, with relay switch control and sound and light alarm. Both wall-mounted and flush-mounted can be installed.
Basic parameters | |
Measuring medium | Air and neutral gas (compatible with contact materials and humidity <90RH%, no condensation) |
Measuring range | -10~0~10kPa |
Accuracy level | 0.5%FS or 0.25%FS (range ≥ 1kPa) n1%FS or 0.5%FS (range < 1kPa) (Reference conditions: temperature 15-25°C, atmospheric pressure 86-106kPa, humidity 45-75%RH.) |
Pressure Type | Differential Pressure |
Output signal | RS485 |
Alarm output | Relay output*2 (contact capacity 220VAC, 3A) |
Supply voltage | 15~28VDC |
Temperature compensation | -10~60℃ |
Medium temperature | -10~60℃ |
Connection time | 400ms |
Response frequency | ≤5Hz |
Stable class=”info” performance | ±0.3%FS/year (range ≥ 1kPa) ±0.5%FS/year (range < 1kPa) |
Temperature drift | ±0.03%FS/℃ (within temperature compensation range) |
Durable performance | 1X106 times (number of cycles from lower limit to upper limit) |
Overall weight | ≈365g |
Protection level | IP65 |
Resolution | 1/2000 |
Maximum Power | ≤0.015Us(W) Environmental conditions |
Ambient temperature | -40~85℃ |
Ambient humidity | 0%~95%RH (no condensation and no condensation) Overall material |
shell | ABS engineering plastics |
Diaphragm | Silicon chip (contacting the measured medium) |
Internal pressure pipe | Silica gel (contacting the measured medium) |
External pressure pipe | FEP polyfluorinated ethylene propylene (contacting the measured medium) |
Cable locking head | nylon |
Four-core signal cable | PVC wire 4*0.2mm2 (red, yellow, blue and white) |
Six-core control line | PVC wire 6*0.5mm2 (red, black, white, brown, green, and yellow) |
show | LCD display |
Mechanical stability | |
Vibration resistance | 10g (20…2000Hz) in accordance with IEC60068-2-6 standard |
Impact resistance | 500g/1ms Comply with IEC60068-2-27 standard electrical protection |
Short circuit protection | permanent |
Reverse polarity protection | No damage, but not working |
Insulation resistance | ≥100MΩ,500VDC |
Dielectric strength | 500VAC |