The Heart Beat feature is available for use in Virtual COM Port Mode and Paired Connection Mode. This is not available when using a UDP application. Chapter 1 Manual Documentation Number: ESR90x-0508m B&B Electronics Mfg Co Inc – 707 Dayton Rd - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 – B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – Introduction Serial Server Quick Start Guide For descriptive purposes this Quick

Front View of the ESR901, ESR902 and ESR904 Serial Servers Manual Documentation Number: ESR90x-0508m Chapter 2 B&B Electronics Mfg Co Inc – 707 Dayton Rd -Ottawa IL 61350 -Ph 815-433-5100 -Fax 815-433-5104 – B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – Making the Hardware Connections ESR90x Indicators, Switches and Connectors Indicators • One bi-color Link LED (Yellow = 10BaseT, Green = 100Base T) • One green Ready LED (fla

Set the Run/Console DIP switch on the Serial Server to the Run position LAN Ethernet cable Ethernet cable RS-232 cable ESR902 PC Serial Device Figure 19. Ethernet Connection via a LAN Manual Documentation Number: ESR90x-0508m Chapter 4 B&B Electronics Mfg Co Inc – 707 Dayton Rd -Ottawa IL 61350 -Ph 815-433-5100 -Fax 815-433-5104 – B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – Using ESP Manager Ethernet crossover cable RS-232