MS-900 Master Station
MS-900
The MS-900 can make calls to or receive calls from the substation. It utilizes 2 set of twisted pair 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 Ω |
| Handsfree Microphone | Electret condenser microphone |
| Station Speaker | Dynamic type, 8 Ω, φ57 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-positon 4-contact modular jack External speaker output: 2-pin screw terminal (8Ω/0.6 W) |
| Operating Temperature | 0℃ to +40℃ |
| Finish | ABS resin, pale white |
| Dimensions | 216 (W) × 74.5 (H) × 213 (D) mm |
| Weight | 940 g |
| Accessory | Wall mounting bracket ……1, Wall mounting screw (wood screw) ……2, Connection cord (3 m) ……1 |
Maximum cable distance