1
2
3
Fig. 17:
SEM connector plate
1 Screw (3×)
3
Pin
2 Hexagon socket screw (3×, SW 1.5 mm)
General approach
► To remove the SEM connector plate, remove the EP 422.
► Remove the SEM connector plate or – if you have an analyzer without SEM connector plate – re-
move the cover prior to installing the CP 400.
► Re-install the SEM connector plate or the cover – if you have an analyzer without SEM connector
plate – after removing the CP 400.
Removing SEM connector plate (SEM connector)
1. Disconnect all cables from the electronic SEM connector plate.
2. Remove the two large screws.
3. Take off the protective pipe.
4. Remove the three screws.
5. Loosen the three hexagon socket screws (1.5 mm WAF) by 1/2 a turn each.
6. Disconnect the cable lug of the yellow/green grounding conductor from the flange.
7. Remove the connector plate.
8. Unscrew the three studs using a suitable pin.
9. Keep all the parts.
– You will need these parts again when switching to electrometer operation.
Installing SEM connector plate (SEM connection)
1. Install the three studs using a suitable pin.
2. Put on the connector plate.
3. Connect the cable lug of the yellow/green grounding conductor to the flange.
4. Tighten the three hexagon socket screws (1.5 mm WAF).
5. Insert the three screws.
6. Make sure that you have installed all lock washers in the correct positions again.
7. Put the protective pipe in place.
8. Install the two large screws.
9. Connect all cables with the SEM connector plate.
5.7 Mounting ion counter pre-amplifier CP 400
You can find information on how to mount ion counter pre-amplifier CP 400 in the corresponding operat-
ing instructions for CP 400.
5.8 Establishing cable connections of components
For information on the cable connections of the components, refer to the QMG 700 HiQuad operating
instructions.
Installation
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