The RS232LM

 An ultra compact, industrial strength interface signal line monitor with LED; indicators on all possible 25 or 9 lines. Includes both DB25 and DB9 interfaces

 RS232 Line Monitor

BOB100

 A compact, industrial strength, BREAK OUT BOX used to monitor and redirect RS-232-C circuits. Including 102 Monitor LEDs and Current Loop Testing


RS232 Break Out Box 


Connectors

One female and one male 25 pin Sub-D connector

Signal Status Display

Mark, Space, Clocking, None indication on all 25 pins on both sides of the breakout switches.

Access Sockets

Sockets are located on both sides of the breakout switches allowing direct access to both interfaces.

Jumper Cables / Patching

A sturdy set of jumper cables with high quality gold plated plugs is provided to allow cross patches of interface lines. Included are six two-pin jumpers plus two four-pin jumpers.

Ground Potential Differences Test Circuit

The different ground potentials of the two interfaced devices can cause problems with signal interpretation. The Circuit testing this difference makes use of G. P. D. monitor connected to the left side of switch #7.

Power/Test Voltage Sources

The basic function of the BOB100 do not require battery power. The tester can use one 9 volt battery for the purpose of generating + or + voltage for testing.

Physical (Hand Sized)

7.4 x 3.4 x .7 inches, 8.9 ounces.

Current Loop Test Circuit

The Current loop test circuit can be used to measure 4, 10, 20, and 60 mA circuits. The LED illuminates at 80% of the stated current. Maximum current is 3 times stated with an upper limit of 80 mA.

Packaging

The BOB100 is supplied with a small leatherette case, jumpers, manual, battery connector, and 11 inch cable.




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