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Table 1-2: I/O Specification
Digital Input
Channels
Input Type
Dry Contact Level
Photo-Isolation
Input Condition
Digital Output
Channels
Output Type
Contact Rating (Resistive Load)
Table 1-3: Audio Specification
Audio
Sound Pressure Level
Volume Control
Number of Playback
Audio File Format
Sample Rate
Bit Rate
Audio Startup Time
Audio Output
Line out Impedance
Table 1-4: Storage Specification
Storage
Audio Files Locate
File System
File Transfer
ALM-06-WF User's Manual
ALM-06-WF
User's Manual (Rev1.0, Feb./2019) ------------- 8
6
Dry Contact: Sink
Off Voltage Level: Open
On Voltage Level: Close to GND
3750 VDC
Pulse Width must > 150mSec or more
1
Form A
DC50V/100mA
99dB@1KHz/1meter
Digital Volume Control
64(Max)
MPEG1-Audio Layer Ⅲ (MP3)
24/44.1(prefer)/48 KHz
32 64 96 128(prefer) 160 192 kbit/s
< 150ms
3W(Max)
1KΩ
Micro SD(T-Flash) up to 32GB, bundle 4GB
Fat16/32
PC Utility through Wi-Fi
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