REVENUE RECOGNITION (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Deferred Revenue	$ 10,113,000	$ 7,422,000
Less: Current portion	4,846,000	3,090,000	[1]
Deferred revenue - less current portion	5,267,000	4,332,000	[1]
Activation Fees [Member]
Deferred Revenue	431,000	262,000
Industrial Equipment Installation Revenue [Member]
Deferred Revenue	109,000	121,000
Maintenance Revenue [Member]
Deferred Revenue	1,193,000	654,000
Remote Asset Management Product Revenue [Member]
Deferred Revenue	$ 8,380,000	$ 6,385,000

[1] Derived from audited balance sheet as of December 31, 2011