Siemens SITRANS F FST030, Operating Instructions Manual, Page: 119 / 142

Technical data
10.5 Construction
SITRANS F Ultrasonic flowmeters FST030 (HART)
Operating Instructions, 08/2017, A5E35971532-AC
117
Description Channels 2 to 4
Passive 3 to 30 V DC, 100 mA, short-circuit-protected
Functions
•
Pulse
• Frequency
•
Alarm class / NAMUR status
• Alarm item
Table 10- 10 Relay output
Description Channels 3 to 4
Type Change-over voltage-free relay contact
Load 30 V AC, 100 mA
Functions
•
Alarm class / NAMUR status
• Alarm item
10.5 Construction
Table 10- 11 Designated use
Description Specification
Measurement of process medium
•
Fluid Group 1 (suitable for dangerous fluids)
• Aggregate state: Paste/light slurry, liquid and gas
Table 10- 12 System design
Description Specification
Measuring principle Ultrasonic
System architecture Wall mount enclosure with internal DSL
Device design
Table 10- 13 Wall mount enclosure transmitter design
Description Specification
Dimensions See Dimension drawings (Page 121)
Weight Transmitter (incl. DSL): 6 kg (13.2 lbs)
Display module: 0.095 kg (0.2 lbs)
Input/output module: 0.090 kg (0.2 lbs)
Design Wall mount enclosure with internal DSL
Material Aluminum with corrosion-resistant coating