Inputs And Outputs - Siemens SITRANS F Operating Instructions Manual

Technical data

12.10 Inputs and outputs

Transmitter design
Table 12- 21 Transmitter design
Description
Dimension and weight
Design
Material
Ingress protection
Mechanical load
12.10 Inputs and outputs
Table 12- 22 Current output
Description
Signal range
Load
Time constant (adjustable)
Fault current
Measurement range (mA)
Minimum alarm (mA)
Maximum alarm (mA)
Customized failsafe mode
Galvanic isolation
Cable
Maximum voltage
170
Channel 1
4 to 20 mA
< 500 Ω (HART ≥ 230 Ω)
0.0 to 100 s
NAMUR: US:
3.8 to 20.5 4 to 20.8
3.5 3.75
22.6 22.6
N/A
Isolation voltage: 500 V
Standard industrial signal cable with 1
screened pair can be connected between
the transmitter and the control system
24 V DC (active)
30 V DC (passive)
Specification
See "Dimensions and weight" (Page 183)
Compact or remote
Aluminum with corrosion-resistant coating
IP67/NEMA 4X to EN/IEC 60529 (1 mH
min.)
18 to 1000 Hz random, 3.17 g RMS, in all
directions, to IEC 68-2-36
Channels 2 to 4
0/4 to 20 mA
< 500 Ω
0.0 to 100 s
NAMUR:
3.8 to 20.5
3.5
22.6
Last good value

User-specific

Isolation voltage: 500 V
Standard industrial signal cable with up to
3 twisted pairs with overall screen can be
connected between the transmitter and
the control system
24 V DC (active)
30 V DC (passive)
Operating Instructions, 03/2012, A5E03361511-01
O for 30
2
US:
4 to 20.8
3.75
22.6
SITRANS FC430 with HART