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Explosion-safe area
3. Connecting Weighing Platforms
4. Connecting External Devices
External device with
bridge supply voltage
12 VDC (±6.0 VDC)
Note 8)
11.05.2012
Klausgrete
Explosion-risk area Zone 2 or Zone 22
Gas:
Group IIC, temperature class T4
Dust: Group IIIC, Tmax 80°C
Ambient temperature: -10°C ... +40°C
Note 8)
Analog weighing
platforms from series
Note 8)
CAAP..-......-...... +
Option Y2
platforms suitable for Zone 2
or 22 (category 3G or 3D) that
can be supplied via a bridge
supply voltage of at least
9 VDC (±4.5 VDC).
Note 8)
Equipotential
bonding conductor
Note 8)
Analog weighing platforms (load cells)
Note 8)
Equipotential
bonding conductor
Designation
Drawing No.
Indicator
CAIS. with option Y2
ADU output with
bridge supply voltage
9 VDC (±4.5 VDC)
or other weighing
External device with
bridge supply voltage
12 VDC (±6.0 VDC)
Connection
alternatives
of series
CAAP..-......-...... + Option Y2
Safety Information
65954-750-16
Operating Instructions Combics Indicators
Safety Information
Data output with
nominal supply
voltage
16 VDC
Digital weighing
platforms that are
suitable for Zone 2 or 22
(category 3G or 3D) and
can be supplied by at
least 16 VDC via the
data output.
Device must be
suitable for Zone
2 and/or 22!
2
4
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of
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Revision
161
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