- Description
Details
It has an analog audio input and output, a time synchronization contact input, and each 8 contact inputs and outputs. Connecting the unit to the LAN permits recording of conversations, chime broadcast at regular intervals (time signal) and paging broadcast to be realized. It can be mounted in an EIA equipment rack (1U size) with the use of an optional rack mounting bracket or installed on a wall using an optional wall mounting bracket.- Features
Features
- 10/100BaseTX Ethernet network connection.
- Occupies one network node (192 max.).
- One MIC/LINE audio line input.
- One audio line output.
- Eight contact inputs.
- Time Synchronization input.
- Built-in timer and chime.
- Specification
Power Source 220 - 240 V AC, 50/60 Hz Power Consumption 7 W (max.) Audio Input 1 input (transformer isolated), -58 dB* to 0 dB*, 2 kΩ, balanced(MIC/LINE input) Audio Input With input volume control knob, removable terminal block (3 pins Audio Output 1 output (transformer isolated), 0 dB*, 600 Ω, balanced, removable terminal block (3 pins) Contact Input 8 inputs, no-voltage make contact input, open voltage: 24 V DC Contact Input Short-circuit current: 5 mA or less, removable terminal block (10 pins) Contact Output 8 outputs, relay output, contact capacity: 24 V DC/2-500 mA,removable terminal block (16 pins) Time Sync Input 1 input, no-voltage make contact input, open voltage: 24 V DC Time Short-circuit current: 5 mA or less, removable terminal block (2 pins) Network Section Specifications Network I/F 10BASE-T/100BASE-TX (Automatic-Negotiation) Network protocol TCP/IP, UDP, HTTP, RTP, ARP, ICMP, IGMP Audio packet transmission system Unicast, Multicast Number of paging destinations Unicast (max. 8), Multicast (max. 191) Connector RJ45 connector Voice sampling frequency 16 kHz, 8 kHz (controllable on the software) Quantifying bit number 16-bit Voice encoding method Sub-band ADPCM, Cryptosystem Voice packet loss recovery Silence insertion Audio delay time 80 ms, 320 ms (controllable on the software) Indication Network LNK/ACT indication, Status lamp, Power-on indication lamp, Signal lamp, Peak lamp Other Firmware update function, System data hold function, Time of day hold facility,Reset switch (FP) Setting Method Rack, Desk, Surface mount Operating Temperature 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F) Operating Humidity 90 %RH or less (no condensation) Finish Pre-coated steel plate, black, 30 % gloss Dimensions 210 (W) × 44.3 (H) × 267 (D) mm (8.27" × 1.74" × 10.51") Weight 3.75 lbs. (1.7 kg) - Reviews
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