PTP时间服务器

NTS 03-E (3 Port)

NTS 03-E (6 Port)

Physical

Design:
1U rack-mount bracket designed for 19 Inch cabinets.
IP40 (Ingress Protection rating)

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Measurements:
(W) 430 mm x (D) 270 mm x (H) 45 mm

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Weight

2.0 Kg

2.0 Kg

Display:
2-line x 16 character FSTN backlit display

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LEDs:
2 LEDs indicating multiple statuses, including: Sync Status, Antenna cable fault, Satellite acquisition mode

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GPS Receiver

Type:
L1, C/A code, 14 Channel Parallel-tracking receiver

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Frequency

1575.42 Mhz

1575.42 Mhz

Sensitivity (Acquisition):

-142 dBm

-142 dBm

Sensitivity (Tracking):

-160 dBm

-160 dBm

Oscillator - TCXO

Holdover characteristics operating at 25°C:
- TCXO 1PPS drifts 0.55 ms over a 24 hour period.
- Drift rate: 7 ppb per second

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Network Time Server Options

Ethernet UTP Ports
(ST multi-mode fiber Ethernet available on Eth2 - Eth6)

3 Ports

6 Ports

Timing Accuracy

<100 ns to UTC

<100 ns to UTC

Protocols supported:
ARP, UDP, ICMP, TFTP, DHCP, SNMP, and BOOTP

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NTP/SNTP
Stratum-1 NTP & SNTP time server, Multicast & Broadcast server capability, Optional MD5 authentication

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PTP (IEEE1588 v2) Support
- GrandMaster 
- Slave Default
- Telecom Slave 
- 1-step/ 2-step 
- Layer 2 or Layer 3 
- Peer to Peer delay 
- End to End delay 
- Multicast operation 
- Accuracy <100 ns

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SNMP
V1,V2C & V3 support can be independently enabled; Configurable V1, V2C community names & security groups; Fully configurable via SNMP; V3 User-based Security Module (USM) support; USM authentication methods: MD5, SHA; USM privacy methods: DES, AES

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Notifications:
SNMP trap generation V1, V2C & V3; SNMPv3 traps can be authenticated & privatised via USM; Syslog (RFC-3164 & 5424 verities

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Inputs and Outputs

RS422 IRIG-B Output:
ESD protected, RS422 +-3.3 V IRIG-B output, 50 unit loads (3 Pin)

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RS422 IRIG-B Input:
ESD protected, RS422 ( -7 V to +12 V common mode range) IRIG-B input, 1/8th unit load (3 Pin)

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Power supply alarms
Form A contacts (2 Pin)

2

2

Antenna alarm:
Form A contacts (2 Pin)

1

1

Sync relay:
Form A contacts (2 Pin)

1

1

USB configuration port:
Type B

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Environmental & Electrical

Power supply options:
Primary:
- Low(14-36Vdc)
- Med(20-75Vdc)
- High(90-300Vdc)
- AC(85-265Vac)

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Secondary:
- Low(14-36Vdc)
- Med(20-75Vdc)
- High(90-300Vdc)
- AC(85-265Vac)

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Power Drain:

3 W max

6 W max

Operating Temperature:

-10°C to +65°C

-10°C to +65°C

Humidity:

To 95% non-condensing

To 95% non-condensing

Programmability

Platform:
Windows based configuration tool

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Timing & Synchronization:
- Worldwide daylight savings and local time configuration. 
- Adjustable hold-over times 
- Antenna cable delay compensation

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