Instruction manual

ConneXium Ethernet Switch 499NES18100 8-Port 10/100 Base-TX Quick Reference Guide
31005416 02 August 2004 11
ConneXium 499NES18100 Specifications
General Data
Operating voltage NEC Class 2 SELV/PELV 24 VDC
(-25% +33%) power source
redundant inputs decoupled
5A maximum
Buffer time 10 ms @ 24 VDC minimum
Potential difference between input voltage and
housing
32 VDC @ +24 VDC
-32 VDC @ ground
Current consumption@ 24 VDC 7.0 W maximum
Overload current protection at input non-changeable fuse
Dimensions (W x H x D) 47 x 135 x 111 mm (1.9 x 5.3 x 4.4 in)
Weight 230 g (.507 lb)
Temperature ambient 0 ... 60º C (32 ... 140º F)
storage - 20 ... +80º C (-4 ... +176º F
Humidity) up to 95% (noncondensing
Atmospheric pressure 79 kPa minimum
maximum length of a twisted-
pair segment
connected to a 10
base-T/100 base-
TX TP/TX port
100 m (328 ft)
Protection type IP 20
Radiated emission CFR-47 Part 15 Class A,
Germanischer Lloyd Guidelines for the
Performance of Type Tests Part 1 EN
55022 Class A
Interference
proof
static discharge contact EN 61000-4-2 Test level 3
air EN 61000-4-2 Test level 3
electromagnetic fields EN 61000-4-3 Test level 3
fast transients EN 61000-4-4 Test level 3
surge voltage symmetrical EN 61000-4-5 Test level 2
asymmetrical EN 61000-4-5 Test level 3
cable-based RF faults EN 61000-4-6 Test level 3