Siemens SQM40 Series Manual page 17

Connection diagrams and connection terminals (cont'd)
SQM4x.x3xxxx
R
I
M
b1
a1
b2
c1
4 1 2 5 3 3 2
X2
Range adjustment
Building Technologies Division
2-position version with 2 end switches and 2 auxiliary switches, 3 relays
3
II III
VI
a2
1 5 6 4 X1 1 2 3
X3
See SQM4x.x4xxxx in this chapter.
Mains voltage terminals
X1-1 Free
X1-2 Controller, open
X1-3 Controller release
X1-4 Auxiliary switch AUX (VI)
X1-5 Neutral
X1-6 Auxiliary switch AUX (VI)
NC opener
X2-1 Fan supply voltage
X2-2 Mains voltage, close
X2-3 Low-fire controller
X2-4 Fan motor
X2-5 Free
X3-1 Auxiliary switch AUX (VI)
NO contact
X3-2 Open (I) / close (II),
changeover relay K-C
X3-3 Operation, changeover
relay K-B
Dimensioning
--- ---
Input AC 120 V / AC 230 V
max. 1 A, cos >0.9
Input AC 120 V / AC 230 V
max. 1 A, cos >0.9
Input AC 120 V / AC 230 V
max. 1 A, cos >0.9 **
Input AC 120 V / AC 230 V
max. 1 A, cos >0.9
Output AC 120 V / AC 230 V
max. 1 A, cos >0.9 **
Input AC 120 V / AC 230 V
max. 1 A, cos >0.9
Input AC 120 V / AC 230 V
max. 1 A, cos >0.9
Input AC 120 V / AC 230 V
max. 1 A, cos >0.9
Output AC 120 V / AC 230 V
max. 1 A, cos >0.9
--- ---
Output AC 120 V / AC 230 V
max. 1 A, cos >0.9 **
Input AC 120 V / AC 230 V
max. 1 A, cos >0.9
Input AC 120 V / AC 230 V
max. 1 A, cos >0.9
Notice!
** When connecting a fuel valve:
Max. 0.3 A, cosφ >0.8 inductive.
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CC1N7817en
24.02.2015