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General Specifications |
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| Item |
Specification |
Remarks |
| Standard |
R&TTE Directive 1999/5/EC |
CE mark acquired |
| Antenna power |
10 mW / 1 mW selectable |
Contact (50 Ω) |
| Oscillation system |
PLL synthesizer system |
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| Radio communication speed |
4800 bps |
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| Frequency range |
433.200 to 434.775 MHz |
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| Number of channels |
127 |
Channel step 12.5 kHz |
| Receiver sensitivity |
-110 dBm |
Packet error rate 0.1% (255 bytes/1 packet) |
| -113 dBm with error correction |
Packet error rate 0.1% (255 bytes/1 packet) |
| Operating temperature |
-20 to +65 ºC |
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| Operating voltage |
3.0 to 5.0 V |
Absolute maximum rated voltage 5.5 v |
| Consumption current |
Transmitting: 42 mA Receiving: 22 mA |
10 mW at 3 v |
| Transmitting: 26 mA Receiving: 22 mA |
1 mW at 3 v |
| External dimensions (WxDxH) |
36 × 26 × 8 mm |
Not including the antenna. |
| Unit weight |
14.5 g |
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Reference data
* Effective radio communication speed: About 3,400 bps / Conditions: One-way communication, no error correction, 25 ºC
* Range: About 600 m / Conditions: One-way communication, no error correction,
25 ºC, line of sight distance, ground level of 1.5 m, vertical antenna
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UART interface specifications |
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| Item |
Specification |
Remarks |
| Communication method |
Serial communication (RS232C format) |
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| Synchronization |
Asynchronous |
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| Data speed |
1,200 / 2,400 / 4,800 / 9,600 / 19,200 / 38,400 / 57,600 bps |
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| Flow control |
RTS/CTS hardware flow control |
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| Other parameters |
Data length 8 bits, no parity, 1 or 2 stop bits |
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