Technical Data; Power; Modbus Communication Specification - Siemens SITRANS MASS 2100 Compact Operating Instructions

Technical data

7.1

Power

Table 7-1
Description
Supply voltage [V]
Reverse polarity protection
Power consumption
Specification in case of Intrinsic safety power supply: Ui: 20 V, Ii: 484 mA, Pi: 2.3 W, Li: 0.6 uH,
Ci: 1.9 nF.
7.2

Modbus Communication Specification

Table 7-2
Description
Device type
Baud rates
Number of stations
Device address range
Protocol
Electrical interface
Connector type
Supported function codes
Broadcast
Maximum cable length [m]
Standard
SITRANS MASS 2100 & FC300 (FCT010)
Compact Operating Instructions, 05/2020, A5E40504094-AB
Power supply
for Ex d, t
Modbus communication specification
Specification
12 - 27 VDC
Um: 60 VDC
12 - 24 VDC
Yes
1.1 W
Specification
Slave
● 9600
● 19 200 (Factory setting)
● 38 400
● 57 600
● 76 800
● 115 200
Max. 31 per segment without repeaters
1 to 247
Modbus RTU
RS-485, 2-wire
M12 or cable termination
● 3: read holding registers
● 16: write multiple registers
● 8: diagnostics
No
1)
600 meters (@ 115 200 bits/sec)
Modbus over serial line v 1.0
7
2)
47