GF Signet 3-8850-3P 8850 ProcessPro Conductivity-Resistivity Transmitter
8850 ProcessPro Conductivity-Resistivity Transmitter for process monitoring and control
GF Signet 3-8850-3P is the 8850 ProcessPro Conductivity-Resistivity Transmitter for process monitoring and control.
GF Signet 3-8850-3P 8850 ProcessPro Conductivity-Resistivity Transmitter
GF Signet 3-8850-3P is the 8850 ProcessPro Conductivity-Resistivity Transmitter for process monitoring and control.
Specifications and Features
8850 ProcessPro Conductivity-Resistivity Transmitter
The Signet 8850 Conductivity/Resistivity Transmitter is designed for multiple installation capabilities, simple set-up and easy operation, thus satisfying a broad range of application requirements. The 8850 comes equipped with two 4 to 20 mA loop outputs and two open collector relays. It is offered with a NEMA 4X/IP65 front panel with a self-healing window in a convenient ¼ DIN package for easy mounting. The 8850 can be configured via a simple menu system. In addition to programmable outputs the unit can also be set up to measure raw conductivity values.
Fields of Application:
- RO/DI System Control
- Rinse Tank Control
- Cooling Tower
- Scrubber or Blowdown Control
- Environmental Study (TDS)
- Desalinization Monitor
- Water Quality Monitoring
- Leak Detection
- Chemical Concentration
Standards:
- CE
- UL
- CUL
- FCC
- RoHS compliant
- China RoHS
Advantages:
- Display in µS, mS, KOhm, MOhm, PPM (TDS)
- Simulate function
- Programmable temperature compensation
- Two open collectors
- Dual output option allows temperature and process signal transmission
- NEMA 4X/IP65 enclosure with self-healing window
- Compatible with ALL Signet conductivity electrodes
Product Details
- Manufacturer: GF Signet
- Part number: 3-8850-3P
- Product type: Transmitter
Review inputs, outputs, power and sensor compatibility.
| Compatible Electrodes | All Signet conductivity/resistivity electrodes |
|---|---|
| Sensor Input Range Conductivity | 0.055 to 400,000 μS/cm |
| Sensor Input Range Resistivity | 10 KΩ/cm to 18.2 MΩ/cm |
| Sensor Input Range TDS | 0.023 to 200,000 ppm |
| Sensor Input Range Temperature PT1000 | (-25 °C to 120 °C)/ (-13 °F to 248 °F) |
| Conductivity/Resistivity | ±2% of reading |
| Temperature | ±0.75 °C |
| Display | Alphanumeric 2 x 16 LCD |
| Display Contrast | User selected, 5 levels |
| Display Update Rate | 1.8 seconds |
| Case | PBT |
| Keypad | Sealed 4-key silicone rubber |
| Panel and Case Gasket | Neoprene |
| Window | Polyurethane coated polycarbonate |
| Electrical Power | 12 to 24 VDC ±10% regulated, 100 mA max. |
| Current Output | 4 to 20 mA, isolated, passive, fully adjustable and reversible |
| Max Loop Impedance | 50 Ω max. @ 12 V , 325 Ω max. @ 18 V , 600 Ω max. @ 24 V |
| Update Rate | 200 ms |
| Accuracy | ±0.03 mA @ 25 °C, 24 V |
| Open Collector Output | High, Low, Pulse, Off |
| Open Collector Output Max Voltage Rating | 50 mA max sink, 30 VDC max |
| Open Collector Output Hysteresis | User adjustable, Max 400 pulses/min. |
| Relay Output | Mechanical SPDT contacts: High, Low, Pulse, Off |
| Relay Output Max Voltage Rating | 5A @ 30 VDC, or 5 A @ 250 VAC resistive load |
| Relay Output Hysteresis | User adjustable, Max 400 pulses/min. |
| Operating Temperature | -10 °C to 70 °C / 14 °F to 158 °F |
| Storage Temperature | -15 °C to 80 °C / 5 °F to 176 °F |
| Relative Humidity | 0 to 95%, non-condensing |
| Enclosure | NEMA 4X/IP65 (front face only on panel mount); field mount is 100% NEMA 4X/IP65 |
