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Interface Module Specifications
Normal Operating Conditions
Power Supply (supplied from the OpenNet Controller CPU module)
Grounding
Weight
Communication Specifications
Operating Ambient Temperature
0 to +55°C (no freezing)
Storage Temperature
–25 to +70°C (no freezing)
Operating Humidity
Level RH1 30 to 90% (no condensation)
Pollution Degree
2 (IEC 60664)
Corrosion Immunity
Free from corrosive gases
Altitude
Operation:
0 to 2000m
Transpor tation:
0 to 3000m
Vibration Resistance
10 to 57 Hz, amplitude 0.075 mm; 57 to 150 Hz, acceleration 9.8 m/sec
2
(1G);
10 sweep cycles each in 3 axes (total 80 minutes) (IEC1131)
Shock Resistance
147 m/sec
2
(15G), 11 msec, 3 shocks each in 3 axes (IEC1131)
Dielectric Strength
Between power terminal on CPU module and FG: 500V AC, 1 minute
Insulation Resistance
Between power terminal on CPU module and FG: 10 M
Ω
(500V DC megger)
Current Draw
Approx. 30 mA
Ground Terminal
M3 sems
Grounding Resistance
100
Ω
maximum
Grounding Wire
UL1015 AWG22, UL1007 AWG18
Weight
Approx. 180g
Communication System
LON
®
system
Transceiver
FTT-10A (Free Topology Twisted Pair Transceiver made by Echelon)
Transmission Rate
78 kbps
Transmission Distance
(when using Level 4 AWG22 cables)
Free topology:
Total 500m (400m maximum between nodes)
Bus topology:
1,150m (when using FTT-10A transceivers only)
Maximum Nodes
32,385 nodes in a network
Network Interface Connector
In the module:
MSTB2.5/2-GF-5.08 (made by Phoenix Contact)
To the cable:
FRONT-MSTB2.5/2-STF-5.08 (made by Phoenix Contact)
Network Cable
1-wire connection: 0.2 to 2.5 mm
2
, AWG24 to 14
2-wire connection: 0.2 to 1.5 mm
2
, AWG24 to 16
