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Safety specifications, Electromagnetic compatibility (emc) – Metrohm 711 Liquino User Manual

Page 169

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6. Appendix

711 Liquino, Instructions for use

163

RS232-Interface

Socket D-subminiature 9-pin

Connection for PC, printer or balance

programmable for serial data communication with external devices.

Option

Cable RS232C - IBM PC AT,

D-subminiature 9-pin --> D-subminiature 25-pin, Order No. 6.2125.010



Remote-Interface

Socket D-subminiature 25-pin

Programmable parallel interface for control of external devices

8 x input 5V TTL or CMOS active = low >100 ms

inactive = high

8 x output open collector < 40V < 20mA

active = low >200 ms

inactive = high

Input

t

p

t

p

>20 ms

Output

t

p

t

p

>200 ms

V

CEO

= 40 V

I

C

= 20 mA


Dosing drives

4 connectors for dosing drives, socket MiniDIN 8-pin.

2 drives may be active concurrently.

Drive type

Metrohm 700 Dosino

Options

Adapter cable for 700 Dosino with D-subminiature plug,

Order No. 6.2134.020

Temperature measuring Sensor

PT100, socket MiniDIN 4-pin.

Measuring mode

four-wire mode

Constant current

5 mA

Measuring range

-40 ... 240 °C

Measuring inaccuracy 1% of measured value

± 1°C ± sensor tolerance

Option

sensor cable plug , Order No. K.106.0400


Safety specifications

Constructed and tested to IEC 1010 / EN 61010 / UL 3101-1,
Safety class

I, EN 60 947-1 degree of protection IP2L1


The instruction manual contains information and warnings which the user
should follow to guarantee the safe operation of the instrument.

Electromagnetic Compatibility (EMC)


Emitted interference Standards met: EN 50081-1 01.92, EN 55011 (class B), EN 55022 (class B)

and NAMUR.


Immunity to interference Standards met: EN 50082-1 01.92, IEC801-2 to IEC801-6, EN 60555-2 and

NAMUR

+5V