Specifications

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Black Box
B. BLACK BOX ME670A SPECIFICATIONS
Table 12. ME670A Specifications
Transmission Format Sync. and asyn., full or half duplex
Transmission Line Unconditioned twisted pair 19-26 AWG
Clocking Internal, external, or receive loopback
Interfaces EIA RS-232, CCITT V.24
Data Rates 1.2, 1.8, 2.4, 3.6, 4.8, 7.2, 9.6, 14.4, 19.2, 28.8, 34.4
Kbps (switch selectable)
Isolation Minimum 1500 V RMS via isolation transformers
Control signals Constantly “on” or controlled by RTS
RTS/CTS Delay No delay, 7ms, 53ms
Connectors DB-25 male or female on RS-232 side; RJ-11, RJ-45 or
terminal block with strain relief on line side
Power Supply None required; uses power from EIA data and control
signals
Surge Protection Compliant with IEC 801.5 level 2, 1kV
Temperature Range 0-60 C (32-140 F)
Altitude 0-15,000 feet
Humidity 5 to 95% non-condensing
Dimensions 3.0” x 2.1” x 0.81” (7.6 x 5.3 x 2.1 cm)
Weight 2 oz. (56.7g)