Terminal
group
Connection symbol
Inpu
t
Out
pu
t Description of connection termi- nals
Electrical rating
X3-01
PIN1
x Fan
motor
contactor
AC 230 V +10 % / -15 %, 50...60
Hz, 1 A, cos.0.4
PIN2
x
Alarm
AC 230 V +10 % / -15 %, 50...60
Hz, 1 A, cos.0.4
X3-02
PIN1
x
Air pressure switch (LP)
AC 230 V +10 % / -15 %, 50...60
Hz, Imax 1.5 mA
PIN2
x
Power signal for air pressure switch (LP) AC 230 V +10 % / -15 %, 50...60
Hz, Imax 500 mA
X3-03
PIN1
x
End
switch
burner
flange
AC 230 V +10 % / -15 %, 50...60
Hz, Imax 5 A
PIN2
x
Power signal for end switch burner flange AC 230 V +10 % / -15 %, 50...60
Hz, Imax 5 A
X3-04
PIN1
x
Safety
loop
AC 230 V +10 % / -15 %, 50...60
Hz, Imax 5 A
PIN2
x
Power signal for safety loop
AC 230 V +10 % / -15 %, 50...60
Hz, Imax 5 A
PIN3
x
Protective earth (PE)
PIN4
x
Supply voltage neutral conductor (N)
PIN5
x
Supply voltage live conductor (L)
AC 230 V +10 % / -15 %, 50...60
Hz, fuse 6.3 AT (DIN EN 60 127
2 / 5)
X4-01
Fuel selection “internal” if pin 1-2 is not
used
PIN1
x
Fuel selection gas
AC 230 V +10 % / -15 %, 50...60
Hz, Imax 1.5 mA
PIN2
x
Fuel selection oil
AC 230 V +10 % / -15 %, 50...60
Hz, Imax 1.5 mA
PIN3 x
Fan contactor contact (FCC) or flue gas
recirculation pressure switch
AC 230 V +10 % / -15 %, 50...60
Hz, Imax 1.5 mA
PIN4
x
Reset / manual lockout
AC 230 V +10 % / -15 %, 50...60
Hz, Imax 1.5 mA
X4-02
PIN1
x
Protective earth (PE)
PIN2
x
Neutral
conductor
(N)
PIN3
x
Ignition
AC 230 V +10 % / -15 %, 50...60
Hz, 2 A, cos.0.2
X4-03
PIN1
x
Protective earth (PE)
PIN2
x
Neutral
conductor
(N)
PIN3
x
Start signal or pressure switch relief (air
pressure switch test valve)
AC 230 V +10 % / -15 %, 50...60 Hz,
0.5 A, cos.0.4
Summary of Contents for HRX2050R
Page 40: ...PARTE III FUNCIONAMIENTO 40...
Page 51: ......
Page 53: ...Siemens LMV5x Service Manual M12920CC rev 2 1 08 2017...
Page 60: ...8...
Page 64: ...12 2 2 LMV5x program structure...
Page 91: ...39...
Page 98: ......
Page 99: ......
Page 100: ...Note Specifications and data subject to change Errors and omissions excepted...
Page 102: ...Annex1 Example for motor cable...
Page 103: ......
Page 104: ...Annex 2 Example for sensor cable...
Page 105: ......
Page 106: ......
Page 110: ......
