LORCH MicorMIG 350 - Page 39

page 39
Schematic pc-board SF23
SF23
400
230
0
X2
X3
400V
400V
RE1
X10-6
X10-2
X10-3
X10-5
X10-1
SI2
1A
SI1
2.5A
X4X5
P
M
X9-2 X9-1
+5V+24V
uP
RE1
X7-1
X7-2
X7-3
X7-4
CAN
gnd
X1-1
X1-2
X1-3
X1-4
+5V
+10V
Connector Function
X1-1 +5V DC supply
X1-2 sensor input
ow rate < 0.3 liter/minute : pins X1-2 and X1-3 are open (error message E05)
ow rate > 0.3 liter/minute : pins X1-2 and X1-3 are closed
X1-3 gnd
X1-4 activation sensor input with +5V (bridge to X1-1) the sensor input (X1-2) is active
Picture water sensor