■Indication converter specifications
Transmitter model | HC-200CA | |
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Sensor model | CA-2000:Calcium ion sensor | |
Sensor chip model | 7695: Calcium ion chip, 7211: Reference chip | |
Measurement range | Calcium ion concentration:10 to 4000 mg/L (display range: 0 to 4000 mg/L) Temperature:0 to 40 °C (display range: -10 to 110 °C) | |
Measurement conditions | pH:5 to 11 | |
Sample | Water in top clear layer of CaF2 sedimentation tank in fluoride acid wastewater treatment of semiconductor manufacturing facility. | |
Concentration | Ca2+: 200 to 600 mg/L, SO42-: 200 to 700 mg/L, pH:5 to 11 | |
Temperature | 25 to 40 °C | |
Conductivity | 10 to 20 mS/cm | |
If used in other applications, it may cause unstable measurement values, shorten electrode life, etc. Please contact HORIBA. | ||
Available range options | 100.0, 1000, 4000 mg/L | |
Display resolution | Calcium ion concentration:0.1 mg/L: 0.0 to 100.0 mg/L, 1 mg/L: 0 to 1000 mg/L, 10 mg/L: 0 to 4000 mg/L ※It depends on the set range. Temperature:0.1 °C | |
Repeatability | Calcium ion concentration:±10% of reading (standard solution) Temperature:±0.3 °C (equivalent input) | |
Temperature compensation | Compatible temperature element:Platinum resistor: 1 kΩ (0 °C) Temperature measurement range:0 to 40 °C Temperature calibration:1 point calibration for comparison with the reference thermometer | |
Calibration | Standard solution calibration (2 points) Select 1 to 10 mg/L, 10 to 100 mg/L, or 100 to 1000 mg/L | |
Adjustment | Sample adjustment using manual analysis (1 point), standard curve input function (linear function) | |
Self-check | Calibration error, sensor diagnosis error, transmitter error | |
Transmission output | 3 points 4 to 20 mA DC, input/output isolation type Maximum load resistance 900 Ω Output1:Calcium ion concentration: Arbitrary setting within the measurement range is possible. Output2:Temperature: Arbitrary setting within the range from -10 to 110 °C is possible. Error output:Provided with burnout function (selectable from 3.8 mA and 21 mA for setting) Hold function:Selectable from the latest value hold and the preset value hold | |
Contact output | 3 points No-voltage contact output Relay contact, SPST (1a), SPDT (1c) Signal R1, R2:Selectable from among the upper limit alarm, lower limit alarm, during transmission output hold, and cleaning output (closed at alarm operation, open under normal conditions and in a power-off state) FAIL:Error alarms for values outside the measurement range and self-check output can be set. Delay time: 0 to 600 seconds | |
Cleaning output | 1 point Voltage contact output (connection power supply voltage output) Relay contact, SPDT (1a) Contact function:Solenoid valve for cleaning control | |
Contact input | 1 point No-voltage "a" contact for open collector Contact function:Select from the external input of the cleaning operation and HOLD input transmission output | |
Communication function | RS-485 2 wire system, isolated from the input circuit Not isolated from transmission circuit | |
Operation temperature range | -20 to 55 °C (no freezing) | |
Power supply | Rated power supply voltage:AC 100 to 240 V ±10% 50/60 Hz, Power consumption:25 VA(max) | |
Structure | Protection class:IP65, Installation method:50 A pole-mounted or wall-mounted, Material of case:Aluminum alloy, Material of hood and the mounting brackets:SUS304 | |
Mass | Main frame:Approx. 3.5 kg Hood,mounting bracket: Approx. 1 kg | |
Compliance standard | CE marking, FCC Rules |
■Probe specifications
Sensor unit model | CA-2000 |
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Sample condition | 0 to 40 °C (no freezing) |
Measurement depth | 0 to 10 m |
Wetted material | SUS316, FKM, PVC |
Mass | Approx. 2.7 kg (including 10 m cable) |
Combination holder | Drop-in type |
Combination cleaning unit | Ultrasonic wave, air jet |
■Consumables
Model | Part name |
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7695 | Calcium ion chip |
7211 | Reference chip |
L-CA-10 | 10 mg/L of calibration solution |
L-CA-100 | 100 mg/L of calibration solution |
L-CA-1000 | 1000 mg/L of calibration solution |
C-7211 | Junction cap |