+GF+ Signet Controller and Transmitters
9950: Module-Conductivity Accessory
![9950: Module-Conductivity Accessory](/sites/default/files/styles/list/public/images/product/default/3-9950.394-2.jpg?itok=9ygEGh6g)
Direct Conductivity/Resistivity Module. The Direct Conductivity/Resistivity Module interfaces Signet 2819-2823 and 2839-2842 Conductivity electrodes directly to the 9900.