Siemens simatic hmi op7 User Manual

3-2
Equipment Manual OP7, OP17
Release 04/99
3.1.1 System Keys
A “function key for global function assignment” always activates the same
action on the OP or in the PLC irrespective of the screen currently displayed
(global meaning on the OP). Examples of such actions include:
 Opening a screen
 Starting a screen printout (Print Screen)
The following keys can be assigned global functions:
 OP7: F1 to F4 and K1 to K4,
 OP17: F1 to F8 and K1 to K16.
A “function key for local function assignment” or ”soft key” has a screen-
specific (local) meaning.
The function of soft key can dif fer from screen to screen.
The following keys can be assigned local functions:
 OP7: F1 to F4 and K1 to K4,
 OP17: F1 to F8 and K1 to K8.
T
wo-tier soft keys are particularly suitable for implementing binary states
and machine functions – for example:
ON
OFF
START
STOP
+
–
The system keys are used to make inputs on the OP . They are divided up into
input keys for numerical and alphanumeric characters (numeric keypad) and
control keys (see Figure 3-1).
Function keys for
global function
assignment
Function keys for
local function
assignment (soft
keys)
System keys

Siemens simatic hmi op7 Specifications

General

Brand	Siemens
Model	simatic hmi op7
Category	Control Panel
Language	English

Summary

Part I Introduction

Product Description

Details the functionality of OP7/OP17 for visualizing process states and enabling operator input.

Visualizing and Controlling Processes

Explains how OPs display and control processes using screens, messages, and recipes.

Part II Basic Functions

General Operation

Covers the integrated keyboard, system keys, function keys, and their respective functions for operation.

Entering Values

Explains the procedure for inputting numerical, alphanumeric, and symbolic values on the OP.

Screens

Details screen components, directories, and how screens are used to display and influence processes.

Password Protection

Explains password levels, access control, login/logout procedures, and password management.

Messages

Covers message types (event, alarm, system), states, priorities, and buffer management.

Recipes

STATUS/FORCE VAR with the OP

System Settings

Part III Expanded, Configurable Functions

Process-Dependent Operator Guidance

Schedulers (OP17 only)

Controlling the OP from the PLC

Part IV Commissioning and Description of Devices

Installation

Commissioning