Input/Output Configuration - Siemens SITRANS FC330 Operating Instructions Manual

Connecting
5.2 Connecting FC330
Termination example for channel 3
If connected as relay (channels 3 and 4 only)
Termination example for channel 3 - relay connection
5.2.2.7

Input/output configuration

All pressure values are handled as absolute pressure. If connected pressure transmitters
measure the pressure in gauge pressure, then please convert to absolute pressure by using the
scaling functionality of the flow transmitters current input channel.
Configura‐
tion
Output
Active
Output
Passive
74
⑫
IO[3] (common)
⑪
IO[3]+ (active)
Normally closed contact (NC)
⑫
NC
⑪
NC
Software configuration
Current output
Frequency output
Pulse output
Digital output
● Alarm class
● Alarm item
● NAMUR status signals
Current output
Frequency output
Pulse output
Digital output
● Alarm class
● Alarm item
● NAMUR status signals
Normally open contact (NO)
Channel
2 3 4
X X X
Active
X X X
Passive
Operating Instructions, 01/2019, A5E44030648-AB
⑬
IO[3]- (passive)
⑫
IO[3] (common)
⑬
NO
⑫
NO
ChXp-
ChXC
U
ChXa+ 0
- +
ChX-
ChXC
+ -
ChX+
SITRANS FC330