Thermo Scientific E-pure 1090 Series User Manual page 32

NON-PRESSURE
FEEDWATER TANK
Figure 7-1. Pump Protector Installation
Thermo Scientific
Section 7
Switch
Accessories D0603, D0606 (float switches) and D2706 (pressure switch)
are designed to protect the E-pure pump by alerting the E-pure of an
inadequate feedwater condition so pump can be shut down. Use the
following instructions for installation.
1. Disconnect electrical power.
2. Remove pump interlock from left side of pump cabinet and save for
future use.
3. If using D0603 or D0606 float switch, follow installation instructions
included with unit for installation to tank or water line.
OPTIONAL FLOAT SWITCH
CAT. NO. D0603 (115 VAC)
CAT. NO. D0606 (230 VAC)
1/2" NPT
OPTIONAL LOW PRESSURE
SWITCH CAT. NO. D2706
Installing Float or Pressure
PUMP INTERLOCK
FUNCTION
E-pure® Water Purification 7-1