HANNA pH 502421-2 pH (dual set point with SSR relay, on/off and PID controls, analog output, and PID controls, RS485 output)

-Power Supply: 230 VAC ±10%; 50/60 Hz; 15 VA

- Range:

+pH: 0.00 to 14.00 pH

+Temperature: 9.9 to 120°C

-Resolution:

+pH: 0.01 pH

+Temperature: 0.1°C

-Accuracy @ 20°C:

+pH: ±0.02 pH

+Temperature: ±0.5°C

-Input Impedance: 10¹² Ohm

- pH Calibration: automatic, one, two or three point, at pH 4.01, 7.01, 10.01

- Temperature compensation: automatic (with Pt100 probe) or manual from -9.9 to 120°C

- Outputs digital: RS485 bi-directional opto-isolated; or analog, galvanically isolated: 0-1 mA, 0-20 mA and 4-20 mA, 0-5 VDC, 1-5 VDC and 0-10 VDC

- Set Point Relay: 1 or 2 contact outputs SPDT 5A-250 VAC, 5A-30 VDC (resistive load) or 1 or 2 Solid State Relay (SSR), 1A, 250 VAC (resistive and inductive load), fuse protected (2A, 250V fast fuse)

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

- Protection: 400 mA 250V fast fuse

- Environment: 0 to 50°C(32 to 122°F); RH max 95% non-condensing

- Dimensions: panel cutout: 140 x 140 mm, instrument: 144 x 144 x 170 mm

- Weight : 1.6 kg (3.5 lb.)

-pH 502421-2 is supplied complete with mounting brackets and instructions