Máy kiểm soát đo và điều chỉnh pH Hanna HI 8710

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Máy kiểm soát đo và điều chỉnh pH Hanna HI 8710

HI 8710 Panel Mounted pH Analog Controller

Hãng sản xuất: HANNA

Xuất xứ: Romania

Model: HI 8710

Panel Mounted pH Analog Controller with Self-diagnostic test, range: 0.00 to 14.00 pH

Giá: Liên hệ 0977.459.400

pH Analog Controller with Self-diagnostic test

The HI 8710 is a panel mounted pH Controller with self diagnostic and test. The user can set: the setpoint for acid or alkaline dosage, the tolerance of the setpoint before an alarm is activated, the dosage mode: automatic, continuous in or OFF and the over dosage control by setting the overtime dosage knob.

Key features

Backlit LCD

Operational mode LED indicators

Transparent splash-proof cover

Fail Safe Function - the alarm relay is activated at power down

Main benefits

Extended temperature compensation rangeL -20 to 100 °C

Supports potential matching pin connection

Auto-diagnostic tests for pH electrode and instrument status

Supplied with

Mounting brackets

Instructions

Range	pH	-2.00 to 16.00 pH
Resolution		0.01 pH
Accuracy		±0.02 pH (0 to 100°C) ±0.05 pH (-20 to 0°C) ±0.5% (input transmitter)
Input		High impedance 10 ¹² Ohm; Reference and Matching pin inputs are available; 4-20 mA
Power Output		±5 Vcc; 150 mA max load for amplified electrodes
Calibration		Offset: ±2 pH with OFFSET trimmer; Slope: 80 to 110% with SLOPE trimmer
Temperature Compensation		fixed or automatic with Pt100, from -20 to 100°C (-4 to 212°F)
Recorder Output		0-20 mA or 4-20 mA (isolated)
Setpoint Relay		1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected)
Setpoint Range		-2.00 to 16.00 pH
Alarm Relay		1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected)
Alarm Range		0.2 to 3.00 pH
Consent Relay		1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected)
Dosing Control		OFF/AUTO/ON with selection switch
Over Dosing Control		Adjustable, from 5 min to 60 min with knob or Disable by wire strap - on rear panel
Backlight		Continuous ON
Power Supply		115 or 230 Vac; 50/60 Hz
Enclosure		Black anodized aluminum body; front and back with ABS; transparent splash-proof front cover
Environment		-10 to 50°C (14 to 122°F); RH max 95% non-condensing
Panel Cutout		141 x 69 mm (5.6 x 2.7")
Weight		1 kg (2.2 lb.)

Máy kiểm soát đo và điều chỉnh pH Hanna HI 8710

Máy kiểm soát đo và điều chỉnh pH Hanna HI 8710

pH Analog Controller with Self-diagnostic test

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