This manual describes the features and use of the BL 7916/BL 7917 pH and ORP Measurement & Dosing System.
The BL 7916 and BL 7917 Control/Pump Systems are compact units that combine pH or ORP monitoring with proportional control of a diaphragm pump. The system features an LCD readout, automatic overheat protection, and alarm outputs for deviations from setpoints.
| Power Supply (BL 7916/BL 7917) | 230 Vac ±15% or 115 Vac ±15%, 50/60 Hz |
|---|---|
| Environment Temperature | 0 to 50°C (32 to 122°F) |
| Dimensions | 221 x 142 x 181 mm (8.7 x 5.6 x 7.1") |
| Weight | Approximately 5 kg (11 lb.) |
| Flow Rate Capacity | 13.3 LPH (3.5 GPH) at 0.5 BAR (7.4 PSI) |
| Dosage Contact Rating | Isolated, 2A, Max. 240V, resistive load |
The pump supplied with the system has a capacity of 13.3 LPH (3.5 GPH) at 0.5 BAR (7.4 PSI).
The instruments operate on either 230 Vac ±15% or 115 Vac ±15% at 50/60 Hz.
All Hanna Instruments pumps are warranted for one year against defects in workmanship and materials.