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DESIGN SPECIFICATIONS 
 
 
MS7120 
Electrical 
 
Voltage Supply:  5VDC ± 0.25V 
Operating Power:  0.9 W 
Standby Power:  0.85 W 
Operating Current:  180 mA typical at 5VDC 
Standby Current:  170 mA typical at 5VDC 
DC Transformers:  Class II; 5.2VDC @ 1A 
For regulatory compliance information, see pages 30 - 32.  
Environmental 
 
Operating Temperature:  -20°C to 40°C (-4°F to 104°F) 
Storage Temperature:  -40°C to 60°C (-40°F to 140°F) 
Humidity:  5% to 95% relative humidity, non-condensing 
Contaminants:  Sealed to resist airborne particulate contaminants 
Ventilation: None required 
 
Specifications subject to change without notice.