3 autozero, 4 injection valve, 5 oven – Metrohm 871 Advanced Bioscan User Manual

Page 41: 6 mains connection, 7 rs 232 interface, 8 i/o lines, Autozero, Injection valve, Oven, Mains connection

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5.1 Technical data

871 Advanced Bioscan / Instructions for Use 8.871.1003

33

5.1.3 Autozero

Function

Compensation of actual cell current.

Maximum

10 nA - 50 nA:

2.5 µA

100 nA - 2 µA:

25 µA

Initiation

5.1.4 Injection

Positions
Material
Port con
Max. pre

5.1.5 Oven

Tempera

Accurac

Stability

5.1.6 Mains

connection

Voltage

100 - 240 VAC auto-sensing

Frequency

50...60 Hz

Power consumption

260 VA, max.

Fuse

5 mm Ø, 20 mm length

100…240VAC: 2.5 AT/250V (slow-blow)

5.1.7

RS 232 Interface

Connector

Dsub 9 pin (female)

Default settings

38400 Baud, 8 Bit, 1 Stoppbit, no parity

Data acquisition rate

1, 2, 5 or 10 Hz

5.1.8 I/O

lines

Connector

2 x Dsub-15 pin, male (A and B) and 1 x phone
jack 2.5 mm, mono (RS 232)

Type lines

TTL, default status 'high' (5V)
Relais, max. 28V(DC), 500 mA

compensation

Range: Compensation:

10 pA - 1 nA:

25 nA

2 nA - 5 nA:

250 nA

5 µA - 200 µA:

2.5 mA

Externally (RS232), I/O

valve

Fill .... Inject
Peek

nections

10-32 male threaded fittings

ssure

41 MPa

ture range

y

8 °C above ambient to 45 °C

0.5 °C

0.1 °C

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