C268 type differential pressure transmitterDetailed product description：

Application of C268 differential pressure transmitter: environmental pollution control, clean engineering, oven pressurization and furnace ventilation control, natural gas and gas pipeline supervision, underground ventilation monitoring, medical instruments and equipment

output
Circuit: 2-wire, with misconnection protection function
Output: 4mA ± 0.16mA~20mA ± 0.16mA
Excitation voltage: 9+0.02x loop impedance min.~30+0.004x loop impedance max. (VDC)
Maximum loop resistance: 800 Ω

environmental parameters
Working temperature: -18 to+65 ℃
Storage temperature: -54 to+82 ℃
Pressure medium: air or similar non-conductive gas

temperature effect
Compensation range:+5~+65 ℃
Zero drift:<0.06% FS/℃
Range drift:<0.06% FS/℃

physical parameters
Shell: Cast aluminum material
Installation: 3mm screw hanging hole
Pressure connection: 3/16 "tower shaped pressure joint connected to 1/4" hose, with a diameter of 8 tower shaped pressure interface
Electrical connection: PG-9 cable locking device
Weight: 347.5g
Output adjustment: Zero and full-scale adjustments can be made inside the housing

performance parameters
Accuracy: ± 1.0% FS (standard); ± 0.4% FS (optional), ± 0.25% FS (optional)
Nonlinear: ± 0.98% FS
Delay: ± 0.2% FS
Non repeatability: ± 0.1% FS
Overload capacity: both positive and negative directions are 70KPa (10psi)
Preheating drift (typical value): ± 0.1% FS
Maximum line pressure: 70KPa
Installation Impact: Range 0-25Pa Zero drift 2.1FS/G Range 0-250Pa Zero drift 0.22FS/G Range 0-1250Pa Zero drift 0.14FS/G

Example of C268 differential pressure transmitter selection:

C268- Range - Accuracy - Unidirectional/Bidirectional Pressure - Explosion proof
Range: Minimum: 0-25Pa, Maximum: 0-25KPa
Accuracy: ± 1.0% FS (standard); ± 0.4% FS (optional), ± 0.25% FS (optional)
Direction: Unidirectional; bidirectional
Explosion proof: not explosion-proof (standard); Explosion proof Ex ia II CT4