HI-8710 Panel Mounted pH Analog Controller
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HI-8710
The HI 8710 is a panel mounted pH Controller with self diagnostic and test.
pH Analog Controller with Self-diagnostic test
The HI 8710 is a panel mounted pH Controller with self diagnostic and test. The user can set: the setpoint for acid or alkaline dosage, the tolerance of the setpoint before an alarm is activated, the dosage mode: automatic, continuous in or OFF and the over dosage control by setting the overtime dosage knob.
Key features
- Backlit LCD
- Operational mode LED indicators
- Transparent splash-proof cover
- Fail Safe Function - the alarm relay is activated at power down
Main benefits
- Extended temperature compensation
- range -20 to 100 °C
- Supports potential matching pin connection
- Auto-diagnostic tests for pH electrode and instrument status
Supplied with
- Mounting brackets Instructions
| Range | -2.00 to 16.00 pH | |
| Resolution | 0.01 pH | |
| Accuracy | ±0.02 pH (0 to 100°C) ±0.05 pH (-20 to 0°C) ±0.5% (input transmitter) |
|
| Input | High impedance 10 12 Ohm; Reference and Matching pin inputs are available; 4-20 mA | |
| Power Output | ±5 Vcc; 150 mA max load for amplified electrodes | |
| Calibration | Offset: ±2 pH with OFFSET trimmer; Slope: 80 to 110% with SLOPE trimmer |
|
| Temperature Compensation | fixed or automatic with Pt100, from -20 to 100°C (-4 to 212°F) | |
| Recorder Output | 0-20 mA or 4-20 mA (isolated) | |
| Setpoint Relay | 1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected) | |
| Setpoint Range | -2.00 to 16.00 pH | |
| Alarm Relay | 1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected) | |
| Alarm Range | 0.2 to 3.00 pH | |
| Consent Relay | 1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected) | |
| Dosing Control | OFF/AUTO/ON with selection switch | |
| Over Dosing Control | Adjustable, from 5 min to 60 min with knob or Disable by wire strap - on rear panel | |
| Backlight | Continuous ON | |
| Power Supply | 115 or 230 Vac; 50/60 Hz | |
| Enclosure | Black anodized aluminum body; front and back with ABS; transparent splash-proof front cover |
|
| Environment | -10 to 50°C (14 to 122°F); RH max 95% non-condensing | |
| Panel Cutout | 141 x 69 mm (5.6 x 2.7") | |
| Weight | 1 kg (2.2 lb.) |
Read More
| Range - pH | -2.00 to 16.00 pH | |
| Resolution | 0.01 pH | |
| Accuracy | ±0.02 pH (0 to 100°C) ±0.05 pH (-20 to 0°C) ±0.5% (input transmitter) | |
| Input | High impedance 10 12 Ohm; Reference and Matching pin inputs are available; 4-20 mA | |
| Power Output | ±5 Vcc; 150 mA max load for amplified electrodes | |
| Calibration | Offset: ±2 pH with OFFSET trimmer; Slope: 80 to 110% with SLOPE trimmer | |
| Temperature Compensation | fixed or automatic with Pt100, from -20 to 100°C (-4 to 212°F) | |
| Recorder Output | 0-20 mA or 4-20 mA (isolated) | |
| Setpoint Relay | 1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected) | |
| Setpoint Range | -2.00 to 16.00 pH | |
| Alarm Relay | 1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected) | |
| Alarm Range | 0.2 to 3.00 pH | |
| Consent Relay | 1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected) | |
| Dosing Control | OFF/AUTO/ON with selection switch | |
| Over Dosing Control | Adjustable, from 5 min to 60 min with knob or Disable by wire strap - on rear panel | |
| Backlight | Continuous ON | |
| Power Supply | 115 or 230 Vac; 50/60 Hz | |
| Enclosure | Black anodized aluminum body; front and back with ABS; transparent splash-proof front cover | |
| Environment | -10 to 50°C (14 to 122°F); RH max 95% non-condensing | |
| Panel Cutout | 141 x 69 mm (5.6 x 2.7") | |
| Weight | 1 kg (2.2 lb.) |
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