A708-01-880 Issue E
Page 16 © Edwards Limited 2013. All rights reserved.
Edwards and the Edwards logo are trademarks of Edwards Limited.
Technical data
2.8 Temperature control system
Note: The CDX temperature sensor senses the temperature of the oil in the end cover, and is a safety-critical
device for ATEX systems. If applicable, refer to the ATEX system instruction manual for details.
Tab le 8 - Tem p erat u re C o nt ro l S ys te m Da t a
2.9 Connections
Tab le 9 - Co nn e c t io ns
If the CDX pump is part of an ATEX system, there may be an operating case temperature limit. Refer
to the ATEX system instruction manual for details.
Water cooling system
Typ e
Coolant capacity
TCV (Thermostatic Control Valve)
Sensor operating temperature range
Maximum sensor temperature
CDX temperature sensor (see Note above)
Typ e
Sensing range
IDX warning thermal snap-switch
Opening temperature
Closing temperature
IDX shut-down thermal snap-switch
Opening temperature
Closing temperature
Indirect water-to-coolant heat exchanger
50 l (13.2 US gal)
10 to 80 °C (77 to 176 °F)
130 °C (266 °F)
Platinum resistance thermometer (PRT)
0 to 200 °C (32 to 392 °F)
88 °C (190 °F)
78 °C (172 °F)
95 °C (203 °F)
85 °C (185 °F)
Process connections
Pump inlet
Pump outlet
Recommended inlet and outlet seals
Cooling water connections
Supply inlet
Return outlet
Shaft-seals purge gas inlet
150 DIN
*
or 6 inch ANSI
†
80 DIN
*
or 3 inch ANSI
†
PTFE envelope gaskets: Klinger milled type with a
1.5 mm (0.06 inch) full-face insert
½ inch BSP male
*
or ½ inch NPT male
†
½ inch BSP male
*
or ½ inch NPT male
†
¼ inch compression
*
50 Hz pumps
†
60 Hz pumps
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