EUTECH INSTRUMENTS alpha-pH 2000D Manuál s instrukcemi stáhnout pdf (Strana 41)

Instruction Manual αlpha-pH2000D

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8.7 Display

LCD UV coat, backlit 14 segments display with symbols for

status information

Back light On/Off selectable with four levels of brightness control

8.8 Power Supply

Input 80 to 250VAC/DC, 50/60Hz, Approximately 10VA

Main Fuse 315mA Time Delay, 250V, Bussmann BK/GDC-315mA

Pollution Degree 2

Transient Voltage Category II

Connector 5-pin screw terminal

8.9 Electrical data and Connections

pH/mV Input 8-pin Screw Terminal (3.5mm pitch)

Temperature Input 8-pin Screw Terminal (3.5mm pitch)

Relay 1, Relay 2, Wash Relay & Alarm Relay 9-pin Screw Terminal (7.62mm pitch)

Current Output 1, Current Output 2, 12V

output & Hold function switch

13-pin Screw Terminal (3.5mm pitch)

Connection terminal 5-pin, 8-pin, 9-pin & 13-pin terminal connectors

8.10 Mechanical Specifications

Dimensions (W x H x D) - Wall Mount 144 x 144 x 111.5 mm

Weight - Wall Mount 950g (unit) / 1100g (Packed)

Environmental Rating - Wall Mount NEMA 4X, IP65

8.11 Electromagnetic Compliance (EMC) Specifications

Emitted Interference EN 61326

Immunity to Interference EN 61326

8.12 Environmental Conditions

Ambient Temperature operating range 0 to 40

Maximum Relative Humidity 80% up to 31

C decreasing linearly to 50% at 40

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EUTECH INSTRUMENTS alpha-pH 2000D Manuál s instrukcemi Strana 41