The PM1 probe module monitors pH and ORP in your tank, with an extra temperature port and six I/O switch inputs for added versatility. Ideal for expanding pH or ORP monitoring in your Apex System.
Monitor/Control pH or ORP, and temperature in saltwater aquariums
6 digital inputs for float switches, water on floor sensors, pressure sensors, etc.
Full datalogging support in Apex Base module
Plug and Play. Automatically recognized when installed into the system.
Two AquaBus connectors for flexible expansion via AquaBus
LED Status Indicator
Upgradeable firmware
Compatible with all Apex systems
Galvanic Isolation for accurate and reliable probe readings