Figure 19: Connection board (standard version)
[S1] Bus termination channel 1
[X1]
Channel 1, ↑ from the previous device
[X2]
Channel 1, ↓ to the next device
[X3] Shielding clamp
Figure 20: Connection boards (versions with overvoltage protection)
[A] Board for line topology
[B] Board for loop topology (loop redundancy)
[S1] Bus termination channel 1
[S2] Bus termination channel 2
[S3] Redundancy
[X1]
Channel 1: ↑ from the previous device ↓ to the next device
[X2]
Channel 2: ↑ from the previous device ↓ to the next device
[X3] Shielding clamps
23
SA 07.1 – SA 16.1/SAR 07.1 – SAR 16.1 Control unit: electromechanic
AC 01.1 Intrusive Modbus RTU Electrical connection
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