HORIBA HO-480 ORP meter (Panel-mount type)

- Measuring range : ±2000 mV

Resolution : 1 mV

Repeatability : Within ±5 mV (method by reference voltage input)

Linearity :Within ±5 mV (method by reference voltage input)

- Transmission output : 

4 mA to 20 mA DC (input/output isolated type)

Maximum load resistance: 900 Ω

Transmission output range: Free setting within the measuring range

- Contact output

Outputs: 2 points

Alarm contact output (R1 and R2)

Contact type: relay contact, SPDT (1c)

Contact rating: 240 V AC, 3 A and 30 V DC, 3 A (resistance load)

Contact function: selectable from upper/lower limit operation (ON/OFF control), alarm, and under maintenance.

- Transmission output hold feature

Selectable function

* Holding at the latest value

* Holding at the preset value

* Real data output without holding

(In the maintenance mode, the latest value is held.)

- Self-diagnosis function

* Outside of the measuring range

* Converter error

- Ambient temperature : −5℃ to 45℃

Relative humidity : 20% to 85% (without dew condensation)

- Storage temperature : −25℃ to 65℃

- Power supply : 

Rated voltage 100 V AC to 240 V AC, 50/60 Hz, 10 VA (max.)

Panel: IP65 dust and water proof structure IEC60529, JIS C0920)

External dimensions 48 (W) mm × 96 (H) mm × 115 (D) mm

Case depth: approx. 105 mm

Mass Approx. 400 g