Connector, Y-adapter, IP67, M12 pin connector (X1, evaluation device), 8-pin, A-coded to M12 socket connector (X2, sensor), 8-pin, A-coded and M12 socket connector (X3, sensor/next connector), 8-pin, A-coded, interchange of connections electrically excluded due to internal wiring, for connection for PSENcode, for connection for PSENslock at the cable outlet in the cable duct.