1. Measuring range: concentration: (0.00~10.00)%HCL; (0.00~10.00)%NaOH, (0.00~30.00)%H2SO4; (0.00~10.00)%NaCL (bigger range customized), (0.00~15.00)%HNO3; temperature: 0~99.9℃ (Option)
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2. Intrinsic error of the electronic unit: concentration: ±1.0%, temperature: ±0.3℃
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3. Automatic temperature compensation range:: 0~
99.9℃
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4. Solution tested: 0~99.9℃, 0.6MPa
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5. Intrinsic error of the instrument: concentration: ±2.0%(the error may be less than 0.05% after usual point
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calibration)
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Temperature:±0.5℃(0.0℃≤T≤80.0℃)
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6. Repeatability error of the electronic units: ±1.0%
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7. Stability of the electronic unit: ±1.0%/24h
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8. Isolated current output: 4~20 mA(load <750Ω)
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9. Output current error: ≤±1%FS
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10. Compensation range of the temperature coefficient: (0~10.0)%/℃(adjustable)
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11. Alarm relay: AC220V, 3A
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12. RS485 Communication Interface
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13. Power supply: AC220V±22V, 50Hz±1Hz,24V DC(option)
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14. Protection grade: lP54, Aluminium shell, applicable for outdoor use.
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15. Clock accuracy: ±1 minute/month
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16. Data storage capacity: l month (1 point/5 minutes)
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17. Saving time of data under a continuous power-failure condition: 10 years
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18. Overall dimension: 146 (length) x 146 (width) x 150 (depth) mm; dimension of the hole: 138 x 138mm
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19. Weight: 1.5kg
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20. Working conditions: ambient temperature: 0-60℃; relative humidity <85%
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