+GF+ Signet

The 9950 Transmitter is a two channel controller that supports two sensors of same or different types in one instrument. Includes advanced features such as derived functions, advanced multiple relay modes, and timer based relay functions.

Direct Conductivity/Resistivity Module. The Direct Conductivity/Resistivity Module interfaces Signet 2819-2823 and 2839-2842 Conductivity electrodes directly to the 9900.

Relay Module.This module adds two programmable dry-contact relays to the standard Open Collector output in the base unit.