3. STAMP CONTENTS
The stamp that identies the product is localized on the top or on the backside of the pro-
duct. It contains the following information:
The third line contains the serial number on 6 digits (nnnnnn). The second line contains a
description of the product:
ITEM CODE
9257 /
BASIC MODULE – NTP/SNTP input clock
POWER SUPPLY
230VAC/50-60Hz
0
115VAC/50-60Hz
1
18-72 VDC
9
OUTPUT EXTENSION (4 MAXIMUM)
Alarm in case of mains cut
or absence of synchronisation signal input
Ó
G
NTP/SNTP – TCXO oscillator Ó N
AFNOR NFS 87500/IRIGB Ó A
Sortie ASCII RS485 + PIP Ó B
Tropicalization Ó R
DCLS AFNOR & IRIG B (TTL / RS 422) Ó T
ELECTRONIC BOARD TROPICALIZED Ó U
For example, the 9257/9AB code identify a LEDI Network IN with 18/72V Direct Current
power supply and two outputs. The rst output uses the ASCII protocol, the second one
uses the IRIG-B/AFNOR output.