D396-14-880 Issue J
Page 42 © Edwards Limited 2008. All rights reserved.
Edwards and the Edwards logo are trademarks of Edwards Limited.
Spares and accessories
7.3.3 TAV vent-valve
A solenoid-operated vent-valve is available for system venting. The valve is 24 V d.c. 2 W, normally-open, and can
be operated automatically from the EXC Controller. The solenoid-valve is fitted in place of the manual vent-valve,
or alternatively can be fitted with an adaptor (supplied with the valve) and used with any suitable NW10 flanged port
on your vacuum system.
7.3.4 ACX air-cooler
An ACX air-cooler can be fitted to the EXT pump and can be operated automatically from the EXC120, EXC300 and
EXC300M Controllers. However, please refer to Section 3 of the instruction manual for the EXT pump to check the
suitability of air cooling in a particular application.
Bakeout band Voltage Item Number
BX70 110 V B580-52-040
BX70 240 V B580-52-060
BX250 110 V B580-52-041
BX250 240 V B580-52-061
BX351 110 V B580-52-042
BX351 240 V B580-52-062
BX501 110 V B580-52-044
BX501 240 V B580-52-064
Accessory Item Number
TAV5 vent-valve B580-66-010
Air-cooler Item Number
ACX70 B580-53-050
ACX250 B580-53-150
ACX350/500 B580-53-200
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