TOA NF-2S Window Intercom System Instruction Manual
DESCRIPTION
The NF-2S Window Intercom System is designed to relieve problems in understanding face—to—face conversations through a partition or face masks. It is consisting one Base Unit and two Sub—Units. The Sub—Unit is compact, lightweight and built in magnet which allows to be easily attach to both sides of partition or the like.
The NF-2S features simultaneous 2—way conversation capability and noise cancellation circuitry, and also supports the use of headsets (11), making it ideal for use in a wide range of locations. The system also provides smooth conversation with natural sound quality covering a wide voice band.
* Headsets must be prepared separately, as they are not supplied. Please note that before using headsets, a DIP switch setting must first be changed. For details, please refer to the instruction manual.
SPECIFICATION
| Power Source | 100 — 240 V AC, 50/60 Hz (use of the supplied AC adapter) |
| Rated Output | 1.7 W |
| Current Consumption | 0.2 A |
| Signal to Noise Ratio | 73 dB or more (volume: min.) 70 dB or more (volume: max.) |
| Mic Input | —30 dB (*2) 03.5 mm mini jack (4P), phantom power supply |
| Speaker Output | 16 0 03.5 mm mini jack (4P) |
| Control Input | External mute input: No—voltage make contact inputs, open voltage: 9 V DC or less, short—circuit current: 5 mA or less , push—in terminal block (2 pins) |
| Indicators | Power indicator LED, Signal indicator LED |
| Operating Temperature | 0 ‘C to +40 ‘C (32 ‘F to 104 1) |
| Operating Humidity | 85 %RH or less (no condensation) |
| Finish | Base Unit: Case: ABS resin, white, paint Panel: ABS resin, black, point Sub—Unit: ABS resin, white, paint |
| Dimensions | Base Unit:127 (W) x 30 (H) x 137 (D) mm (5″ x 1.18″ x 5.391 Sub—Unit: 60 (W) x 60 (H) x 22.5 (0) mm (2.36″ X 2.36″ x 0.89″) |
| Weight | Base Unit: 225 g (0.5 Ib) Sub—Unit: 65 q (0.14 Ib) (per piece) |
| Accessory | AC adapter (*3) -1 , Power cord (1.8 m (5.91 ft)) (*3) —1, Dedicated cable (4 pins, 2 m (6.56 ft)) —2, Metal plate —2, Rubber foot for Base Unit ••, Mounting base—4, Zip tie •••4 |
| Option | Expansion set: NF—CS1 5M extension coble: YR—NF5S |
(*2) 0 dB = 1 V
(*3) No AC adapter and Power cord are supplied with the version W. For usable AC adapter and Power cord, consult your nearest TOA dealer.
APPEARANCE
Note: Numerical values in parentheses are for reference only.
