Diehl Metering SCYLAR INT 8, Installation And User Manual

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4.2 General data
 Volume pulse input:
o
0,01…10000 L/Imp.
o
200 Hz max. at pulse duration > 3ms
 Temperature sensor:
o
PT500/PT100 in 2/4 wire
o
There are no wired shortcut necessary
 Ambient temperature: 5 … 55 °C
 Application:
o
heating: 5 … 130°C (150°C)
o
cooling: 1 … 90°C
o
heating with cooling tariff: 1 … 105 °C
4.3 Power supply
External power supply
230 V AC module / 24 V AC module (Fig. C, item 2, page 10)
 Terminals suitable for wires up to 2.5 mm²
 Electrical isolation
 Frequency 50 Hz
 Power consumption 0.12 VA ±10 %
 Soldered fuse (50mA)
 The cable is to be fused at max. 6A and protected against manipulation.
4.4 Calculator interfaces
4.4.1 Communication modules
M-Bus
 M-Bus module to EN 1434-3 standard
 2-pole terminal strip with terminals marked “24” and “25”
 Terminals suitable for a cable with 2 wires of 2.5 mm²
 Electrical isolation
 Polarity reversal protection
 Maximum voltage: 50 V DC
 Current drawn: one M-Bus load
 Primary or secondary addressing
 Baud rate 300 or 2400 bauds (automatic baud rate detection)
 Protocol: M-Bus

max. reading interval at battery supply A-Cell: every 3 minutes*
at battery supply D-Cell: each minutes*
at mains supply: unlimited
* If the calculator is reads
more, then the meter recognizes and doesn´t allow it. The display will show
then the error code E - 5. In addition, this error code will be shown in the header of the M- Bus
telegram (to frequent reading via M-Bus).
Fig. G M-Bus module