ALSTOM

ALSTOM Modem Interface Board

Brand: ALSTOM (France)

Part Numbers: N897163510Q, N897163050Q, N897163100U

Device Name: Modem interface board

Product Background

ALSTOM is a world‑renowned manufacturer for energy and power automation industry. Model N897163 series are VME‑bus industrial modem communication cards designed for GEM80 control system. The three part numbers form one complete assembly:

‑ N897163510Q: Complete set order part number

‑ N897163050Q: Modem sub‑unit

‑ N897163100U: Modem interface board hardware unit

This VME slot‑in card is original OEM spare part for power plant turbine DCS / GEM80 control system. It is an EOL (End‑of‑Life) obsolete component, mostly supplied as used / refurbished spare parts for legacy power‑plant system maintenance.More products: www.plcva.com

ALSTOM N897163510Q Industrial Modem Interface Board

Model Breakdown

1. ALSTOM: Brand, France
2. N897163510Q: Complete set ordering part number (used for procurement & customs)
3. N897163050Q: Modem sub‑module
4. N897163100U: Hardware unit number for Modem interface board

Main Functions

1. Digital‑analog signal conversion: Convert digital signal to analog carrier signal and vice‑versa. It supports remote dial‑up communication over traditional telephone line, realizes long‑distance data transmission between host computer and field controller.
2. VME‑bus interface: Plug‑in VME rack card, communicates with GEM80 controller bus, provides remote debug, parameter read‑out and fault reporting channel.
3. Serial protocol support: Compatible with RS232 / RS485, supports industrial dial‑up for remote monitoring and diagnosis for turbine control system.
4. Industrial wide‑range operating condition: Designed for power‑plant cabinet environment with heavy electromagnetic interference.
5. Assembly requirement: N897163510Q is full kit including N897163050Q modem sub‑unit and N897163100U interface base board, both parts must work as matched pair.

Note: This is legacy dial‑up modem board, NOT ethernet network card. It is applied for old‑generation GEM80 turbine control system, not used in new‑project design.

ALSTOM N897163510Q Industrial Modem Interface Board

Applications

1. Power plant turbine control system (primary application) Used within ALSTOM GEM80 DCS control system for thermal / gas power‑plant turbine cabinets. It enables remote dial‑up diagnosis and remote data upload, classified as critical communication spare part for turbine control system.
2. VME rack‑mount slot‑in card, installed inside power‑plant control cabinet, only compatible with ALSTOM GEM80 series control system.
3. Mainly used for replacement & maintenance of legacy power‑generation units, it is obsolete hardware for new projects.

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