HachSC1500 Controller, 4 Sensor Connectors, 4x mA Out, 110V/Cond 4 Relay/C Ext MODSKU · LXV446.99.1R1R1
HachSC1500 Controller, 4 Sensor Connectors, 8x mA Out, 110V/Cond 4 Relay, Ext MODSKU · LXV446.99.1R3M1
HachSC1500 Controller, 6 Sensor Connectors, 8 mA Out, 110V/Cond 4 Relay, Ext MODSKU · LXV446.99.1R3N1
HachSC1500 Controller, 6 Sensor Connectors, 8x mA Out, 110V/Cond 4 Relay/C Ext MODSKU · LXV446.99.1R3S1
HachSC 200 Ultra Pure Water Controller: 24 VDC with one Polymetron pH/ORP sensor input and two 4-20 mA outputsSKU · 9500.99.70702