The PLUS-connection is only available on certain clamps & brakes.
Clamps: MKS
Brakes: BWPS, TKPS, MCPS & UBPS
The air filter is removed and a secondary pneumatic connections is applied (see drawing). By using a 5/2-(free of overflow) or a 5/3-valve it allows for additional force in conjunction with the springs. In most cases the holding force is increased up to 2.5 times.

Intercon Automation Parts, Inc.
130 Matheson Blvd. E. Unit 14
Mississauga, ON Canada
L4Z 1Y6
Phone: 705.727.7801
Fax: 705.726.2917
Email: Sales Inquiries
Email: Technical Support