Conductivity/TDS Controllers at a glance

Product	Control accuracy	Control type	Housing	Measures	Number of inputs	Number of set points	Separate alarm relay
CON 200 Controller	±1% full-scale	on/off	1/8 DIN	Conductivity, °C	one	two	-
TDS 200 Controller	±1% full-scale	on/off	1/8 DIN	TDS, °C	one	two	-
CON 1000 and RES 1000 Controllers	±0.5% full scale	on/off	1/4 DIN panel cutout	Conductivity, resistivity, °C	one	two (high and low)	yes