Hanna Instruments bl 7917 User Manual

FUNCTIONAL DESCRIPTION BL 7916

1. Discharge Valve Assembly

2. Pump head

3. Suction Valve Assembly

4. Hose

5. Liquid Crystal Display

6. Offset Calibration Trimmer

7. Setpoint Adjustment Trimmers (FINE and COARSE)

8. Slope Calibration Trimmer

9. Acid/Base Selection Switch

10. Display Mode Selection Switch (SET or MEASURE)

11. Terminal Connections

12. BNC Connector for pH electrode

13. Overheating LED

14. Power Socket and Fuse Holder

15. Cable Glands

Unplug the instrument from the power supply before

replacing the fuse or making any electrical connections.