BV7043 is a 9-core shielded RS-232 service cable specifically designed for the German HIMA H41q/H51q safety system. It is used for direct connection between a PC and the system (for programming, diagnosis, and maintenance), without additional power supply. Basic Information

Model: BV7043 (Material Number: 0508)

Brand / Series: HIMA / H41q, H51q

Function: PC ↔ System RS-232 direct connection (Redundant system can also be used)

Usage: Debugging, setting, diagnosis; Not suitable for continuous operation (Continuous operation requires H7505 + H7506)

Specification Parameters

Core Wire: 4 × 0.25 mm², LiYCY shielded twisted pair

Connector: Pre-installed MIN-D 9-pin male/female connectors at both ends

Standard Length: 5 m, 15 m (commonly 5 m)

Communication: RS-232, no additional power supply

Temperature: -40°C ~ +105°C

Certifications: CE, RoHS

Key Features

Power-free direct connection: Directly connect to the system serial port of the PC, no external power supply required.

Shielding anti-interference: LiYCY shielding structure, suitable for industrial environment debugging.

Plug-and-play: Special 9-pin connector, quick insertion and removal.

Branch expansion: Compatible with 9-pin adapter (52 0009389), can connect multiple HIKA analyzers from one connection.

Typical Applications

Programming / Download: Connect to H41q/H51q using ELOP II/Wizard software for program loading.

Online Diagnosis: HIKA analysis of the bus and device status.

Redundant System Maintenance: Connect to both primary and backup ports simultaneously, for debugging of redundant architecture.

Comparison with BV7040/BV7032

BV7043: 9-core, RS-232, PC service debugging cable, 5/15 m.

BV7040: 25-core, RS-485, H7505/H7506 terminal cable, 0.5/2/4 m.

BV7032: 50-core, redundant bus, central ↔ expansion rack, up to 30 m.