Model

Measuring range

Temp range

（℃）

Housing material

Connectors

213/213-01

platinum sensor

—

0-50

glass

Direct connector/BNC

214/214-01

antimony sensor

(2-10) pH

0-50

ABS

Direct connector/BNC

215/215-01

tungsten sensor

—

0-50

glass

Direct connector/BNC

216/216-01

Silver sensor

—

0-50

ABS

Direct connector/BNC

double platinum sensor

—

5-70

glass

inserting plate

501 rechargeable

ORP combinedsensor

±1999mV

5-70

glass

BNC