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APPENDIX 4 DIGITAL INTERFACE (IEC 61162-1)
AP-19
Load requirements as a listener
Isolation: Optocoupler Input impedance: 430Ω Max. voltage: ±15 V Threshold: 4 mA
+3.3V
4
1
0.1
µ
RS422_RXD
RS422_TXD
22
2 R
3 D
VCCGND
SN65HVD30DR
A 8
B 7
Y 5
Z 6
120
0.5W
J17
Z_149_3P
1
2
3
RS-422
IEC61162-1
(default)
RS-422
J18
Z_149_3P
1
2
3
MULTI_RD-B
MULTI_RD-A
MULTI_TD-B
MULTI_TD-A
5
PC400
6
0.1
µ
10
1
3
4
NMEA_RXD
2.2k
100p
1SS272
1SS272
100
330
0
10
10
13
14
10
15
10
16
[MULTI_SIO]
100px4
IEC61162-1
(default)
+3.3V
+3.3V
(Not mount)
(Not mount)
J1 JUNCTION