GENERAL DESCRIPTION
The AI-MS900 can make calls to or receive calls from the substation or the master station (telephone). It utilizes 2 pairs of twisted cables.
Power Source 24 V DC (supplied from the main frame) Current Consumption 60 mA Talk System Duplex or semi-duplex conversation Talk Frequency 300 3,400 Hz Handset Microphone/Speaker Dynamic type, 150 Ohm Handsfree Microphone Electret condenser microphone Station Speaker Dynamic type, 8 Ohm, ø57 mm, 0.6 W Key Pad Membrane switch Display 12 digits LCD Auto dialing Key 8 keys Station Speaker Volume Control 2-step selection slide switch Handset Speaker Volume Control Volume, 0 to +12 dB Installation Method Desk-/wall-mountable Wiring Twisted pair cables/2-pair Connection Terminal Line output: 6-position 4-contact modular jack
External speaker output: 2-pin screw terminal (8 Ohm, 0.6 W) Operating Temperature 0 40°C Finish ABS resin, pale white Dimensions 216 (w) x 74.5 (h) x 213 (d) mm Weight 940 g
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