The Node Relay (NRLY) is four relay outputs in a NEMA 4X enclosure with a power cord and receptacles. The relays are pre-wired for 120 vac output. The NRLY power cord and receptacles can be removed...
The Power Supply (PS) is used to provide the +24 vdc to the 2000 series add-on nodes such as the NCON, NRLY, NpH, or NDIG. A PS is required if more than two nodes are attached to a 2000e series...
The Digital Input Node, (NDIG) is four channels of digital input to a NexSys® controller. The first two channels can be used as additional water meter inputs. This node can be used for drum switch...
Model 3175 Boiler and Cooling Tower Water Treatment Controller
Accurately controls boiler and cooling tower conductivity. A standard secondary input may be used to control ORP or pH.
Easy to...