T
ECHNICAL
D
ATA
8030HEPTA/GPS GPS - NTP Time Server with 2x 10/100/1000 MBit LAN Interface - V04.00
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hopf
Elektronik GmbH
Nottebohmstr. 41
• D-58511 Lüdenscheid • Tel.: +49 (0)2351 9386-86 • Fax: +49 (0)2351 9386-93 • Internet: http://www.hopf.com • E-Mail: [email protected]
12.2 Module 8030HEPTA
LAN - ETH0/ETH1
Network connection
Via a LAN cable with RJ45 connector, male
(recommended cable type CAT5 or better)
Request per second
Max. 6,250 requests
(during operation in GigaBit
networks under optimum network conditions)
Number of connectable Clients
Theoretically unlimited
Network interface ETH0
10/100/1000 Base-T
Ethernet compatibility
Version 2.0 / IEEE 802.3
Isolation voltage
(Network- to system side)
1500 Vrms
Boot time:
typ.: 35 seconds
- When using static IP addresses for ETH0 and ETH1.
Depending on the network configuration in use (e.g.
DHCP) an extension of the boot phase can occur.
GPS-System - Accuracy
Lambda < 15ms
Stability < 0.2ppm
HIGH
Lambda < 15ms
Stability >= 0.2ppm and <= 2ppm, Offset < 1ms
HIGH
Lambda < 15ms
Stability > 2ppm or Offset >= 1ms
MEDIUM
DCF77-System - Accuracy
Lambda < 15ms
Stability < 0.6ppm
HIGH
Lambda < 15ms
Stability >= 0.6ppm and <= 2ppm, Offset < 2ms
HIGH
Lambda < 15ms
Stability > 2ppm or Offset >= 2ms
MEDIUM