Labconco Protector Controlled Atmosphere Glove Boxes 5080102 - Manual (Page 8)

INTRODUCTION
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Components visible from the rear of the unit are listed below and identified in Figure 3.
1. Right Side Panel. Easily removed for access to glove box pressure gauge port.
2. Rear Electrical Panel. Contains electrical receptacle for vacuum pump operation
(controlled by front mounted switch), and two manual reset circuit breakers. The 230 volt
models are equipped with one manual reset circuit breakers.
NOTE: The rear electrical receptacle on Models 507000000, 507010000, 508000000 and
508010000, is controlled automatically by the pressure control module.
3. Exterior Transfer Chamber Door (Models 506000000, 507000000 and 508000000).
Counterweighted with a quick operating latch made of 3/4" thick clear acrylic.
3A. Exterior Transfer Chamber Door (Models 506010000, 507010000, and 508010000).
12 gauge, type 304 stainless steel counterweighted with quick operating latch.
4. Lower Rear Access Panel. Contains label to identify gas input and exhaust connections.
Removable to allow access to wiring and plumbing.
5. Vacuum Pump Connection. Accommodates the vacuum pump hose for purging the
transfer chamber (7/8" O.D. copper). NOTE: On Models 508000000 and 508010000, the
vacuum pump connection is equipped with a solenoid valve.
6. Gas Connections. Accommodates the glove box gas intake and exhaust and the transfer
chamber gas fill connections (3/8" *Swagelok® union).
NOTE: On Models 507000000, 507010000, 508000000 and 508010000, the glove box
gas intake and exhaust are equipped with solenoid valves. On Models 508000000,
508010000, the transfer chamber gas fill is also equipped with a solenoid valve.
7. Pass-through. Space provided for field installation of special fittings.
8. Fittings. For connecting optional Drying Train (catalog #5061300).
9. Pressure Relief Bubbler. Protects against equipment damage or personal injury due to
inadvertent over pressurization or decompression. Oil level may be varied to relieve
positive and negative pressure at any point between ±10" H
2
O.
NOTE: The pressure relief bubbler is shipped in a separate carton. See section on
Pressure Relief Bubbler, page 12.
*Swagelok® is a registered trademark of the Crawford Fitting Company.