Siemens SENTRON - Page 116

Operation
7.2 Functions of the inputs and outputs
116 Manual, 08/2017, L1V30368969104A-02
Inputs source I
The inputs for the power supply and voltage measurement of source I are listed in the table
below:
Designation
Pin
Typical
connec-
tion
Explanation
Properties
Recommended
cable cross-
section
Power supply
input 1
101 - L1 Power supply through
source I
208 – 277 V AC
± 20 %:
45 … 65 Hz
1.5 - 2.5 mm
2
102 - N Power supply through
source I
Voltage measure-
ment
supply source I
(see accessories)
103 ./N N Input for voltage measure-
ment of the neutral conduc-
tor or of a phase of source I
600 V AC (ph-ph) max.
332 V AC (ph-n) max.
1.5 - 2.5 mm
2
104 ./. L3 Input for voltage measure-
ment of source I
105 ./. L2 Input for voltage measure-
ment of a phase of source I
106 N/. L1 Input for voltage measure-
ment of a phase or of the
neutral conductor of source I
Inputs source II
The inputs for the power supply and voltage measurement of source II are listed in the table
below:
Designation
Pin
Typical
connec-
tion
Explanation
Properties
Recommended
cable cross-
section
Power supply
input 2
201 - N Power supply through
source II
208 – 277 V AC
± 20 %:
45 … 65 Hz
1.5 - 2.5 mm
2
202 - L1 Power supply through
source II
Voltage measure-
ment
supply source II (see
accessories)
203 ./N L1 Input for voltage measure-
ment of the neutral conduc-
tor or of a phase of source II
600 V AC (ph-ph) max.
332 V AC (ph-n) max.
1.5 - 2.5 mm
2
204 ./. L2 Input for voltage measure-
ment of a phase of source II
205 ./. L3 Input for voltage measure-
ment of source II
206 N/. N Input for voltage measure-
ment of a phase or of the
neutral conductor of source II