2 – Specification
MultiExact Gas Analyser
2.3
Electrical data
Electrical supply
Voltage
100 to 240 Vac, 50 to 60 Hz
(± 10% maximum fluctuation)
Fuse rating / type
T 3.15 AH / 250 V size: 20 x 5 mm
Maximum power consumption
100 VA
Interface signal relay ratings *
30 V (dc or ac) / 1 A
mA output (active)
Maximum load resistance
1 K Ohms
Isolation voltage (to earth)
500 V (dc or ac)
Output range
Normal sample measurement
0 to 20 mA or 4 to 20 mA
†
Fault condition
0 mA or 21.5 mA
†
Under range
#
0 – 4 mA
Voltage output (active)
Maximum load resistance
100 K Ohms
Isolation voltage (to earth)
500 V (ac or dc)
Output range
Normal sample measurement
0 to 10 V
Fault condition
0 or 10.75 V
Under range
#
Not applicable
Signal / voltage / mA / RS485 output terminals suitable for
Flexible conductors
0.5 to 1.5 mm² (20 to 16 AWG)
Solid conductors
0.5 to 1.0 mm² (20 to 18 AWG)
* The relay output signals are volt-free signals.
†
User selectable: see Sections 5.7.2 and 5.7.3.
#
Only available when the 4 to 20 mA output range is selected: see Sections 5.7.2 and 5.7.3.
6
05410001A / Revision 6
