SMA Solar Technology AG 4 I/O Box
Installation Manual IMVIOBOX-IA-xx-16 13
4.4 Technical data
System data
Electricity supply 24 Vdc nominal,
12 Vdc to 36 Vdc
Cabling I/O cable max. 25 mm²
(4 AWG)
Dimensions 27.8 mm x 124 mm x 84 mm
(1.09 in x 4.88 in x 3.31 in)
Weight < 200 g
Operating temperature
range
Standard module:
-10°C to +75°C
(14°F to 167°F)
Storage temperature -40°C to +85°C
(-40°F to 185°F)
Relative humidity,
non-condensing
5% to 95%
Operating altitude < 2000 m
Industry standards and
certifications
UL 508, CE, FCC Class A
Digital input
Sensor type Potential-free contact
(NPN or PNP); wet contact
I/O mode DI or event counter
Potential-free contact On = ground fault
Off = open
Wet contact (DI to COM) On = 10 Vdc to 30 Vdc
Off = 0 Vdc to 3 Vdc
Insulation voltage 3000 Vdc or 2000 Veff
Counter/Frequency 250 Hz, memory in off-state
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