11 appendices – Thermo Fisher Scientific Alpha pH 800 User Manual

Page 38

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31

11 APPENDICES


11.1 Appendix

1

Before opening the unit, ENSURE that the power cable is physically
separated from the power supply.


Jumper Positions - Internal to the controller

JP 1

Selects the input voltage 220 VAC.

JP 2

Selects the input voltage 110 VAC.

JP 3

Solder bridge selects between Pt100 and Pt1000.

Fuse

Note that there is a fuse (slow-blow 100mA) internal to the
controller. Replace fuse with the recommended type only.

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