B&B Electronics WOP-2121V-N4AE - Manual - Manual (Page 235)

4 6
PM Designer Operation Manual
6-1
CHAPTER 6 LAMPS
6.1．Displaying Bit State Using Bit Lamps
6.1.1. Basic Operations
You can use a bit to control the appearance of a bit lamp.
A bit lamp has two states, i.e. state 0 (Off) and state 1 (On). You can set the appearance of a bit lamp for each of the two
states. At runtime, a bit lamp displays with the appearance settings corresponding to the state of the monitored bit.
6.1.2. Operation Options
The following operation option can be added to a bit lamp. You need to select and set this option in the Bit Lamp property
sheet.
Options Description
Visibility Control The object can be shown or hidden either by a specified bit or by the current user level. Select
and set this option in the Visibility page.
6.1.3. Settings
You can complete all the settings of a bit lamp in the Bit Lamp property sheet. This sheet contains the following four pages.
Some of the pages appear only when they are needed.
■ General
Described in Section 6.1.4.
■ Label
Described in Section 4.3.1.5.
■ Visibility
Described in Section 4.3.4.
■ External Label
Described in Section 4.3.1.8.