Network Terminating Unit £295.00 +VAT

CT-SHDTU03-X21

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Network Terminating Unit for carriers and SME users with X.21 data interface.
Provides the capability to extend transmissions over a copper loop such as ordinary, single pair, telephone twisted cable.
Standard G.SHDSL (ITU G.991.2) supports improved reach/speed and greater interoperability
Use existing copper loop infrastructures
Operate in back to back connection
Efficient single wire pair usage
Up to 2.3Mbps symmetric service bit rate
Auto rate installation maximizes data rate based on loop conditions
Bandwidth guaranteed transmission equipment
Raw and per time interval statistics
SHDSL Line performance monitoring (Data Rate and SNR)

Item	Description
WAN Interface	Line Rate: SHDSL per G.991.2 Coding: trellis coded pulse amplitude modulation(TCPAM-16) Support: Annex A(ANSI) and Annex B(ETSI) Payload rates: 192kbps to 2.3Mbps Connection: RJ-45 jack Impedance: 135 ohms
Data Interface	Connection:DB-25(F) Payload rates: 64~2.3Mbps Support X.21
DSL Timing	Internal From X.21 Recovery
Performance Monitoring	ES, SES, UAS, LOWS for SHDSL Alarms and Errors for SHDSL or interface
Management	Configuration with keypads and LCD display Console port (RJ45, RS232C) Support firmware upgradeable SNMP management via Ethernet port(Optional)
Loopback Tests (for E1 only)	Local Digital Loopback Local Loopback Remote Line Loopback Remote Payload Loopback Far-end Line Loopback Far-end Payload Loopback Build-in 2047 bit (2 11 -1) BER Tester
Regulatory	ISO 9001 Quality Management CE Approval & EN60950 Certificate
Physical / Electrical	Dimensions: 195 x 48 x 168 mm (D x W x H) AC Input: 90~240VAC with 50~60Hz DC Input: -36V~ -72V Power Consumption: 10W Max Operation temperature: 0 to 50°C Humidity: Up to 95% (non-condensing) External screw for frame grounding

Order Code	Description
CT-SHDTU03B-X21	X.21 TDM NTU, AC Power w/X.21 Cable (2-wire 2.3Mbps) ONLY 6 Remaining

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