Shenyang Automation Equipment Co., Empire 3500/92 Communication Gateway status LEDs OK LED: indicates the 3500/92 operating normally. Bentley. 1) TX / RX LED: indicates the 3500/92 and 3500 rack other module communication. 2) Communication gateway module 3) RS485 I / O module 4) RS232 / RS422 I / O module 5) Ethernet / RS232 I / O Module 6) Ethernet / RS485 I / O modules? 3500/05 Instrumentation Framework (on request) ? One or two 3500/15 Power (request)? 3500/20 Rack Interface Module (required)? One or two 3500/25 Keyphasor module (optional)? 3500 Rack Configuration Software (required)? a or more than 3500 / XX Monitor Module (required)? one or more modules 3500/32 or 3500/34 triple redundant relay relay module (optional)? One or more 3500/92 Communication Gateway module (optional)? 3500 / 93,3500 / 94 and 3500/95, or run in a compatible display device 3500 Operator on the PC display software (optional)? Internal or external intrinsic safety barriers, or electrical insulation device for installation in hazardous areas. (Optional) Shenyang Empire, Bentley instrumentation framework, Bentley provided by the Shenyang Automation Equipment Co., Ltd. Empire. Empire Shenyang Automation Equipment Co., Ltd. (www.syepe.net) located Tiexi District of Shenyang Xinghua North Street 18 A 1404. Scraps and development in the wave of market economy, the current Empire Shenyang Automation Equipment Co., Ltd. has a high reputation in the industrial automation control systems and equipment, and enjoys a good reputation. Empire Shenyang Automation Equipment Co., Ltd. made the whole network business alliance certification, marking our service and management level has reached a new height. Empire Shenyang Automation Equipment Co., Ltd. all employees willing to work with all people of insight and common development, for a better future.