HANNA HI 504222-2 带传感器数字pH/ORP控制器(双设定值,开/关和PID控制,单模拟输出)

-Manufactory: Hanna Instrument- Italia

-Model: HI 504222-2

-Power Supply: 230 VAC ±10%; 50/60 Hz; 10 VA

- Range:

+pH: -2.00 to 16.00 pH

+ORP: -2000 to 2000 mV

+Temperature: -30 to 130.0°C

-Resolution:

                +pH: 0.01 pH

+ORP: 1 mV

+Temperature: 0.1°C (above -10 °C); 1°C (below -10°C)

-Accuracy @ 20°C:

                +pH: ±0.02 pH

+ORP: ±2 mV

+Temperature: ±0.5°C (-9.9 to 130.0°C); ±1°C (-30 to -10°C)

-Input Impedance: 1012 Ohm

-Digital Input for the pH/ORP/°C: RS485

- Dual setpoint, on/off and PID control, single analog output

- Other Digital Insulated Inputs: two digital insulated inputs: one for hold and one for the advanced cleaning; ON state: 5 to 24 VDC

- Digital Insulated Output: a digital insulated contact closed upon hold mode

-Temperature Compensation: automatic or manual, -30 to 130°C

-Temperature Probe: with three-wire or two-wire Pt100/Pt1000 sensor (with automatic recognition and damage test)

-Over Current Protection: 400 mA 250V quick blow fuse

-Max. Oscillation Frequency: 8 MHz

-Relays 1, 2, 3, 4: electromechanical relay SPDT contact outputs, 5A-250 VAC, 5A - 30 VDC (resistive load); fuse protected: 5A, 250V quick blow fuse

-Alarm Relay: electromechanical relay SPDT contact output, 5A - 250 VAC, 5A - 30 VDC (resistive load) fuse protected: 5A, 250V quick blow fuse

-Analog Output:

+ two independent outputs, 0 - 22 mA (configuring as 0-20 mA or 4-20 mA)

+ Resolution: 0.1% f.s.

+Accuracy: ± 2% f.s.

-Data Logging: 6000 pH/°C or ORP samples

-Environment: 0 to 50°C(32 to 122°F); RH max 85% non-condensing

-Casing: IP20 (housing); IP54 (front panel)

-Warranty: 12 months

- Weight : 1.6 kg (3.5 lb.)

 

- HI 504222-2 is supplied complete with mounting brackets and instructions

Detail
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