Accuracy
- ± (0.04 % of Reading + 0.03 % of Full Scale) at 23° ± 3° C (73.4° ± 5.4° F), Zero Point Adjusted - for Model 265302
- ± 0.1 % of Full Scale at 23° ± 3° C (73.4° ± 5.4° F), Zero Point Adjusted - for Model 265303, 265304
Battery Life
- 100 Hours Approximately (When Alkaline Batteries are Used)
Communication
- 1,200-bits/sec - Transmission Rate
- Half-Duplex Transmission BRAIN Protocol - Transmission Method
- RS-232C Interface
Electrical Connectors
- 1/4” NPT Female - Input Connection
- 1/4” BSPT - Input Connection
Element
- Diaphragm - Pressure Sensing Element
Function
- Data Hold
- Zero Adjust Function
Humidity
- 20 to 80 % Relative Humidity, Non-Condensing
- 5 to 95 % Relative Humidity
Input
- psi: 145 (kPa: 1,000, bar: 10) - for Model 265303
- psi: 652.7 (kPa: 4,500, bar: 45) - for Model 265304
- psi: 72.52 (kPa: 500, bar: 5) - for Model 265302
Insulation Resistance
- 500 Vdc / 20 megaohms or Higher - between AC Line & Case
Materials of Construction
- Hastelloy C-276 - Material of Measurement Section
- SUS316 Stainless Steel - Material of Measurement Section
Measurement Accuracy
- -2.5 to 110 % of Full Scale - Measurement Indication Range
Media
- Gas (Non-Flammable, Non-Explosive, Non-Toxic, Non-Corrosive) - Measurement Fluid
Mounting Position Effect
- ± 0.01 % of Full Scale - for Model 265304
- ± 0.02 % of Full Scale - for Model 265303
- ± 0.1 % of Full Scale - for Model 265302
Operating Temperature
- 5° to 40° C (41° to 104° F)
Power Requirement
- 100-120 Vac, 50/60 Hz
- 220-240 Vac, 50/60 Hz
- 4 x 1.2 V AA Batteries - secondary Battery
- 4 x 1.5 V AA Batteries - Primary Battery
- Alkaline Batteries
Pressure Range
- Inches Hg: 0 to 885.9
- Inches WC: 0 to 12,044
- psig: 0 to 435.1 (kPa: 0 to 3,000, bar: 0 to 30)
Resolution
- 0.01 kPa - for Model 265302
- 0.1 kPa - for Model 265303
- 1 kPa - for Model 265304
Response Time
- 4 seconds Approximately (Until the Accuracy Falls within the Accuracy Range)
Storage Temperature
- 25° to 70° C (77° to 158° F)
Supply Voltage
- 1,500 Vac Per Minute between AC Line & Case - Withstand Voltage
Temperature Effect
- ± 0.02 % of Full Scale/10° C (50° F) - Max.
Temperature Range
- 5° to 50° C (41° to 122° F) - Measurement Fluid Temperature
Update Time
- 0.5 seconds Approximately - Display Update Interval
- 1 Minute, Max.
Volumetric Displacement
- 0.12”³ (2 cm³) - Internal Volume