Hanna-instruments BL 7916 Manual do Utilizador descarregar pdf (Página 5)

VALVE / HOSE ASSEMBLY DIAGRAM

NECK

Range -999 to +999 mV

Resolution 1 mV

Accuracy (@20°C/68°F) ±5 mV

Typical EMC Deviation ±6 mV

Input Impedance 10¹² Ohm

Dosage Proportional, oxidizing or reducing, user selectable

Dosing Contact Isolated, 2A, Max. 240V, resistive load, 1,000,000 strokes

Alarm Contact Isolated, 2A, Max. 240V, resistive load, 1,000,000 strokes

Recorder Output 4 to 20 mA (isolated)

Power Supply 230 Vac ±15% 115 Vac ±15%

50/60 Hz (40 W) 50/60 Hz (40 W)

Environment 0 to 50°C (32 to 122°F);

RH max 95% non-condensing

Dimensions 221 x 142 x 181 mm (8.7 x 5.6 x 7.1)

Weight Approximately 5 kg (11 lb.)

Range 0.00 to 14.00 pH

Resolution 0.01 pH

Accuracy (@20°C/68°F) ±0.01 pH

Typical EMC Deviation ±0.1 pH

Input Impedance 10¹² Ohm

Dosage Proportional, acid or base, user selectable

Dosing Contact Isolated, 2A, Max. 240V, resistive load, 1,000,000 strokes

Alarm Contact Isolated, 2A, Max. 240V, resistive load, 1,000,000 strokes

Calibration Offset: ±1 pH with trimmer

Slope: 85 to 115% with trimmer

Recorder Output 4 to 20 mA (isolated)

Power Supply 230 Vac ±15% 115 Vac ±15%

50/60 Hz (40 W) 50/60 Hz (40 W)

Environment 0 to 50°C (32 to 122°F);

RH max 95% non-condensing

Dimensions 221 x 142 x 181 mm (8.7 x 5.6 x 7.1'')

Weight Approximately 5 kg (11 lb.)

BL 7916D BL 7916U

SPECIFICATIONS

BL 7917D BL 7917U

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Hanna-instruments BL 7916 Manual do Utilizador Página 5