Residual chlorine analyzer CH-2100

application area

Widely used in the monitoring of tap water and drinking water quality, as well as automatic control and dosing of circulating water, disinfection control of swimming pool water, RO inlet dechlorination control, and other fields.

Instrument features

144 * 144 microcomputer designed residual chlorine/chlorine dioxide controller

◆ Outdoor waterproof design suitable for wall mounted, panel mounted, and circular pipe installation

The host can simultaneously connect pH electrodes to collect pH values and perform pH curve compensation

◆ Manual/automatic temperature compensation

Equipped with RS-485 standard MODBUS communication protocol, it can directly communicate with digital devices

◆ System connection (MB-300-CL-1RS serial only)

Two sets of programmable outputs (MB-300-CL-1 serial only)

◆ Automatic water stop protection function

Technical Parameter

Measurement mode Cl2/pH/Temp

Measurement range: 0.00~14.00pH0~10.00ppm (mg/l) -30~130 ℃

Resolution 0.01ppm (mg/l)/0.01pH//0.1 ℃

Instrument accuracy ± 0.5% ± 1 Digit/± 0.01 pH ± 1 Digit/± 0.2 ℃± 1 Digit

◆ Storage temperature -20~70 ℃

◆ Digital filter adjustable from 0 to 60 seconds/factory set value of 30

◆ Temperature compensation automatic temperature compensation PT1000/NTC30K, automatic identification; Manual temperature compensation: button setting

Correction mode two-point, offset value correction

Relay output with two sets of ON/OFF contact outputs, high and low points, and hysteresis can be set by any program, 240VAC/0.5A

◆ Analog output 1 or 2 channels of 4~20mA programmable analog signal output, user can set the corresponding output value, load 500 Ω

Basic parameters

◆ AC power supply 100V~240VAC ± 10%, 50/60Hz

◆ DC power supply 20-40VDC

Working temperature: 0~50 ℃

Instrument size 144mm × 144mm × 115mm (H × W × D)

◆ Protection level meets IP65 (NEMA 4)

Installation methods include wall installation, panel installation, and circular pipe installation

Excavation size 138mm × 138mm (H × W)

Weight 0.8Kg

Download: Residual chlorine, chlorine dioxide electrodes and accessories