Kendro HERAcell 150, Operating Instructions Manual

Page: 33 / 251

CO
2
Incubator HERAcell ® 150 Operating Instructions
33
5. Start-up
5.3.3 Connecting devices with gas guard
Fig. 18: Devices equipped with the optional gas guard have
the following gas connections:
[1] Distributor connection for additional CO
2
incubator
[2] Primary connection for process gas
[3] Secondary connection for process gas
[4] Gas guard output
[5] Connecting hose
[6] Sterile filter (gas supply to device work space)
CO
2
connection with gas guard:
Fig. 19: For a device that is operated with process gas CO
2
and equipped with the optional gas guard, connect the gas
supply lines as follows:
• The distributor connection [1] is capped.
• Connect the primary gas supply line [7] to the upper con-
nection [2] of the gas guard,
• connect the secondary gas supply line [8] to the lower
connection [3] of the gas guard.
• Upon delivery of the device, a short gas pressure hose [5]
connects the output of the gas guard [4] to the sterile
filter [6].
.
Fig. 18
Switchbox with gas guard
Fig. 19
CO
2
connection with gas guard