Справочник Пользователя для Emerson Process Management 3420
Reference, Installation, and Operations Manual
Section 3: Installation
3-9000-743 Rev S
June 2013
Frequency and Digital Output switch settings
79
3.5.2
Frequency and Digital Output switch settings
The meter provides two pairs of configurable frequency outputs (FO1A, FO1B, FO2A, and FO2B)
and four configurable digital outputs (DO1A, DO1B, DO2A, and DO2B). These outputs are
divided into two groups as follows:
and four configurable digital outputs (DO1A, DO1B, DO2A, and DO2B). These outputs are
divided into two groups as follows:
•
Group 1: FO1A, FO1B, DO1A, DO1B
•
Group 2: FO2A, FO2B, DO2A, DO2B
The frequency and digital outputs are individually configured for “internally powered” mode or
“open collector” mode via CPU Board switch banks S8 and S9 (
“open collector” mode via CPU Board switch banks S8 and S9 (
).
for information on these modes.
Figure 3-25 CPU Board Frequency and Digital Output configuration switch banks
S 8
S 9
Group 2
Outputs
Group 1
Outputs
S8
S9