Overview
1.5 Miscellaneous
OP 73micro, TP 177micro (WinCC flexible)
14 Operating Instructions, 09/2007, 6AV6691-1DF01-0AB0
1.5 Miscellaneous
PC-PPI adapter
For the conversion from RS 232 to RS 485, order the PC-PPI adapter, Order No.
6ES7 901- 3CB30-0XA0, from Siemens AG. You need the PC-PPI adapter, for example, to
update the operating system or to transfer project data.
Protective membrane
A protective membrane is available for TP 177micro, order no. 6AV6 671-2XC00-0AX0.
1.6 Range of HMI software functions
General
The following tables show the objects the user can integrate in a project for an OP 73micro
and TP 177micro.
Note
The specified values are maximum values of the individual objects. Simultaneous use of
multiple objects with their maximum value can lead to problems in the active project.
Alarms
Table 1-1 Range of functions for alarms
Object Specification OP 73micro TP 177micro
Number of discrete alarms 250 500
Number of analog alarms 5 20
Length of the alarm text 80 characters 80 characters
Number of tags in an alarm Max. 8 Max. 8
Display Alarm view,
Alarm window
Alarm view,
Alarm window
Acknowledge single error alarms Yes Yes
Acknowledge several error alarms simultaneously
(group acknowledgement)
Yes Yes
Edit alarm Yes Yes
Alarm
Alarm indicator Yes Yes
Alarm buffer capacity 100 alarms 128 alarms
Simultaneously queued alarm events Max. 30 Max. 32
View alarm Yes Yes
Volatile alarm buffer
Delete alarm buffer Yes Yes
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