Measurement range:

Residual chlorine: 0.00～20.00mg/L

HOCl： 0.00～10.00mg/L

pH： 0.00～14.00

Temperature: 0.0～50.0 ℃

resolving power:

Residual chlorine:0.01mg/L

HOCl：0.01 mg/L

pH： 0.01

Temperature: 0.1℃

Accuracy:

Residual chlorine: be better than±2%or±0.02mg/LTake the larger one

HOCl： be better than±2%or±0.02mg/LTake the larger one

pH：±0.05

Temperature:±0.5℃

Minimum detection limit:

0.01mg/L

Response time: （T90）

≤90s

Calibration method:

Laboratory comparison method

pHCompensation method:

Manual/automatic

Temperature compensation method:

Manual/automatic

Sample water conditions:

Temperature range: （5～50）℃

Water sample flow rate:30～40 L/h

water samplepHRange:4～9

The water sample is allowed to have a solid composition of:≤5μm(No gelatinous substances allowed, no grease)

Output current:

（0～20）mAOr（4～20）mA(Two isolated outputs)

Output current accuracy:

±0.1mA

Maximum load resistance:

800Ω（20mA max.）

Environmental requirements:

Environmental temperature: （5～45）℃

ambient humidity:≤90%(No condensation)

Power supply:

AC(100～240)V, (50～60)Hz

Storage and transportation temperature:

-20℃～55℃(Excluding electrodes, electrodes should be higher than0℃

through News:

Internal communication within the factory (no wiring required by users);

Optional:

RS485Communication orProfibusCommunication (only one option can be chosen)Hartcommunication

Alarm output:

Dual normally open programmable relay contacts:DC 5A/30VorAC 5A/250V