Serie 750, 753
System Features
20
System manual | Version: 3.0.2
No.
Contents
Description
“EAC” icon
The EAC mark indicates that the product conforms
to the safety requirements set forth in the EEU
technical requirements.
“EAC Ex” icon
The EAC Ex mark indicates that the product con-
forms to the safety requirements set forth in the
EEU technical requirements for operation in haz-
ardous areas.
“UR” registration icon
Certified safety mark from UL recognized compo-
nents for the American and Canadian market.
3.1.4.3 Identification
The production number contains internal production data as well as product-specific pro-
duction data. The production number can be:
•
One row:
XXXXXXXXXX_WWYYFWHWFL
•
Two row:
XXXXXXXXXX
WWYYFWHWFL
Table 6: Production number
XXXXXXXXXX
Production item number, 10-digit
WWYYFWHWFL
WW: Production week
YY: Production year
FW: Firmware index
HW: Hardware index
FL: Firmware loader index
3.1.4.4 Update Matrix
In the case of a factory update, the updated production data is documented in the update
matrix. The initial manufacturing information on the product housing remains unchanged.
In the case of a head station, the cover flap of the service interface is also printed with the
updated production number.
Table 7: Update Matrix
FA
XXXXXXXXXX
Production item number, 10-digit
PD
WWYY
WW: Production week
YY: Production year
AZ
FWHWFL
FW: Firmware index
HW: Hardware index
FL: Firmware loader index
3.1.5 System Contacts
3.1.5.1 Data Contacts
Components and the I/O module power supply communicate via the data contacts.