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ESP901 and ESP902 Technical Data
Manual Documentation Number: ESP901-902_0508m Chapter 12 67
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 – www.bb-elec.com
B&B Electronics Ltd – Westlink Commercial Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – www.bb-europe.com
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Hardware and
Included
Accessories
ESP901 and ESP902 Serial Server modules
Power Supply: 12 VDC/500mA (tip positive/sleeve
negative)
Power Plug: (Area Dependent: North America
120VAC/60Hz, Europe/United Kingdom
220/240VAC/50Hz)
Manual: Paper copy of this manual, PDF available
CD-ROM disc: VLINX ESP Manager and Virtual COM
Driver software for Windows
98/ME/2000/2003/XP/NT 4.0/Vista
Dimensions
ESP901/ESP902: 3.35 x 4.5 x 0.90 in (8.5 x 11.5 x 2.3 cm)
Power &
Environment
Power
Requirements: 12 VDC @ 200 mA (ESP901), 300mA
(ESP902)
Operating
Temperature: -10 to +80 °C
Storage
Temperature: −20 to 85 °C
Humidity: 0 – 90% non-condensing
Approvals: CE, FCC
Indicators
Power: Red LED
Link: Yellow or green LED (10BaseT or 100
BaseTX)
Ready: Flashing green LED
Connectors
Ethernet: Single RJ-45 female
Serial: ESP901: one 9 pin D-type male (DB-9M)
DTE (software selectable as RS-232, 422, or
485)
ESP902: Two 9 pin D-type male (DB-9M)
DTE, Port 1 - software selectable as RS-232,
422 or 485, Port 2 – RS232 only
DC Power: Ultra-miniature phone jack (2.5mm), Tip (+),
Sleeve (−)