Controller Type | 98*98cm black and white version | 98*98cm colorful version | 144*144cm black and white version | 144*144cm colorful version |
Measurement Range (depends on electrode) | COD:0.1~1500mg/L Temperature: -10.0 to 150.0°C |
Resolution | COD:0.1/1mg/L; Temperature: 0.1°C |
Basic Error | ±5-10% (depends on sensor) Temperature: ±0.3°C |
Current Output | 0/4-20 mA (load resistance <750 Ω) 20-4 mA (load resistance <750 Ω) (1 channel standard, 2 channels optional) | 0/4-20 mA (load resistance <750 Ω) 20-4 mA (load resistance <750 Ω) |
Communication Output | RS485 MODBUS RTU |
Dual Relay Control Contacts | 2Sets 3A 250V AC, 3A 30V DC | 3Sets 5A 250V AC, 3A 30V DC |
Power Supply (optional) | 85-265 VAC ±10%, 50±1 Hz, ≤3W 9-36 VDC, ≤3W |
Historical Data | NO | NO | Yes | Yes |
Data Trend Chart | NO | NO | NO | Yes |
Dimensions | 98 × 98 × 130 mm | 144 × 144 × 118 mm |
Installation | Panel-mounted or wall-mounted, Panel cutout: 92.5 × 92.5 mm | Panel-mounted or wall-mounted, Panel cutout: 137 × 137 mm |
Protection Rating | IP65 |
Weight | 0.6 kg | 0.8 kg |
Operating Environment | Temperature: -10 to 60°C Humidity: ≤90% RH No strong magnetic interference except Earth’s natural field |