pH/ORP Controllers
 |  |  |  |  |
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|---|---|---|---|---|---|
| Items | D300 Series | D400 Series | D500 Series | D700 Series | U900 Series |
| Range | pH: -2–16, ORP: ±2000mV | pH: -2–16, ORP: ±2000mV | pH: -2–16, ORP: ±2000mV | pH: -2–16, ORP: ±2000mV | pH: -2–16, ORP: ±2000mV |
| Resolution | pH: 0.01, ORP: 1mV | pH: 0.01, ORP: 1mV | pH: 0.001, ORP 1mV | pH: 0.001, ORP 1mV | pH: 0.001, ORP: 1mV |
| Error of Indication | pH: ±0.02pH, ORP: ±2mV | pH: ±0.02pH, ORP: ±2mV | pH: ±0.01, ORP: ±1mV | pH: ±0.01, ORP: ±1mV | pH: ±0.01, ORP: ±1mV |
| Stability | pH: ≤ 0.02pH/24h, ORP: ≤ 2mV/24h | pH: ≤ 0.01pH/24h, ORP: ≤ 1mV/24h | pH: ≤ 0.01pH/24h, ORP: ≤ 1mV/24h | pH: ≤ 0.01pH/24h, ORP: ≤ 1mV/24h | pH: ≤ 0.01pH/24h, ORP: ≤ 1mV/24h |
| Temperature Range | -10 – 150.0°C (Electrode Specific) | -10 – 150.0°C (Electrode Specific) | -10 – 150.0°C (Electrode Specific) | -10 – 150.0°C (Electrode Specific) | -10 – 150.0°C (Electrode Specific) |
| Temperature Resolution | 0.1°C | 0.1°C | 0.1°C | 0.1°C | 0.1°C |
| Temperature Accuracy | ±0.5°C | ±0.3°C | ±0.3°C | ±0.3°C | ±0.3°C |
| Temperature Compensation | Automatic or Manual | Automatic or Manual | Automatic or Manual | Automatic or Manual | Automatic or Manual |
| Current Output | Two (2): 4–20mA | 20-4mA | 0-20mA | Two (2): 4–20mA | 20-4mA | 0-20mA | Two (2): 4–20mA | 20-4mA | 0-20mA | Two (2): 4–20mA | 20-4mA | 0-20mA | Two (2): 4–20mA | 20-4mA | 0-20mA |
| Communication Output | RS485 Modbus RTU | RS485 Modbus RTU | RS485 Modbus RTU | RS485 Modbus RTU | RS485 Modbus RTU |
| Data Recording | - | - | Data Recording/Trend Chart Display | Data Recording/Trend Chart Display | Data Recording/Trend Chart Display |
| Relay Control Contact | Two (2) Relays: 3A Outputs | Two (2) Relays: 3A Outputs | Three (3) Relays: 5A Outputs | Three (3) Relays: 5A Outputs | Three (3) Relays: 5A Outputs |
| Power Supply | 9–36VDC (Std) | 85-265VAC | 9–36VDC (Std) | 85-265VAC | 9–36VDC (Std) | 85-265VAC | 9–36VDC (Std) | 85-265VAC | 9–36VDC (Std) | 85-265VAC |
| Work Environment | Avoid magnetic field interference | Avoid magnetic field interference | Avoid magnetic field interference | Avoid magnetic field interference | Avoid magnetic field interference |
| Environment Temperature | 14–140°F | -10–60°C | 14–140°F | -10–60°C | 14–140°F | -10–60°C | 14–140°F | -10–60°C | 14–140°F | -10–60°C |
| Relative Humidity | ≤ 90% | ≤ 90% | ≤ 90% | ≤ 90% | ≤ 90% |
| Protection Grade | IP65 (Std) | IP65 (Std) | IP65 (Std) | IP66 | NEMA 4X | IP66 | NEMA 4X |
| Installation | Panel | Wall | Pipe Mount | Panel | Wall | Pipe Mount | Panel | Wall | Pipe Mount | Wall Mount | Wall Mount |
| READ MORE | READ MORE | READ MORE | READ MORE | READ MORE |
