Fresenius Medical Care 4008 E Technical Manual page 126

Test 4008 HDF (option)
1. Protective earth resistance measuring point
Measuring point
Protective
earth
resistance test
2. Use a meter (e.g. SECUTEST 0701) to check the leakage current.
3. Measurement conditions
The measurements must be taken in the dialysis mode in the "ON phase" of the heater control
system.
The scales must be moved out to such an extent that neither of the two end switches are actuated
(middle position).
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Fresenius Medical Care 4008 4/09.03 (TM)