Electrical Data - JUMO variTRON 300 Installation Instructions Manual

4.1.3

Electrical data

Voltage supply (terminals +24 V and GND)
Symbol (see nameplate)
Connection
Voltage
Residual ripple
Current consumption
Power consumption
Conductor cross section on terminals +24 V
and GND
Wire or stranded wire without ferrule
Stranded wire with ferrule
2 × stranded wire with twin ferrule
with plastic collar
Stripping length
Conductor cross section on terminals 1 and 2
(COM)
Wire or stranded wire without ferrule
Stranded wire with ferrule
Stripping length
Electrical safety
Protection rating
Electromagnetic compatibility (EMC)
Interference emission
Interference immunity
Radio frequency spectrum
868.4 MHz
915 MHz (912.6 MHz to 917.4 MHz)
Data backup
Buffer battery service life
At the front (removable terminal strip, 2-pole with PUSH IN technolo-
gy)
DC 24 V +25/-20 % SELV
5 %
Max. 280 mA (at DC 19.2 V)
Max. 5.6 W
2
Min. 0.2 mm , max. 2.5 mm
2
Min. 0.25 mm , max. 2.5 mm
2
Min. 0.5 mm , max. 1.5 mm
cross section)
10 mm
2
Min. 0.14 mm , max. 1.5 mm
Without plastic collar: min. 0.25 mm
With plastic collar: min. 0.25 mm
9 mm
According to DIN EN 61010-1:2020
Overvoltage category III, pollution degree 2
III
Acc. to DIN EN 61326-1:2022
Class A – only for industrial use –
Industrial requirement
Acc. to ETSI EN 300 220-1 and ETSI EN 300 220-2
Acc. to FCC - Title 47 CFR Part 15 and ANSI C63.4
Buffered RAM
Typically 6 years (lithium battery)
Observe error messages on battery status in the event list (battery al-
most empty, battery empty)!
2
2
2
(both stranded wires with identical
2
2
, max. 1.5 mm
2 2
, max. 0.5 mm
4 Annex
2
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