MultiGard II is a pre-configured, programmable logic controller (PLC) capable of monitoring various operating conditions in both constant speed and variable speed applications. It can even be used to monitor multiple blowers provided that there are only a limited number of variables to monitor. The MultiGard II PLC features twelve 120 VAC digital inputs, twelve 120 VAC digital (relay) outputs, up to 24 analog inputs and up to four analog outputs. It can be configured to monitor motor bearing, winding temperature and vibration, blower surge and motor overload, blower bearing temperature and vibration, blower discharge temperature, blower inlet temperature, inlet filter differential pressure and more.
Hoffman & Lamson is part of Gardner Denver, Inc., a leading global manufacturer of highly-engineered, critical flow-control products, Gardner Denver is headquartered in Milwaukee, Wisconsin, USA and has facilities in more than 30 countries. To learn more about the company, visit