SEMOD141136-2 v10
Table 194. IRIG-B
Quantity Rated value
Number of channels IRIG-B 1
Number of optical channels 1
Electrical connector:
Electrical connector IRIG-B BNC
Pulse-width modulated 5 Vpp
Amplitude modulated
– low level
– high level
1-3 Vpp
3 x low level, max 9 Vpp
Supported formats IRIG-B 00x, IRIG-B 12x
Accuracy +/-10μs for IRIG-B 00x and +/-100μs for IRIG-B 12x
Input impedance 100 k ohm
Optical connector:
Optical connector IRIG-B Type ST
Type of fiber 62.5/125 μm multimode fiber
Supported formats IRIG-B 00x
Accuracy +/- 1μs
Line differential protection RED670
1MRK 505 379-BEN N
Hitachi Power Grids 147
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