BSG21.1...4
M
1
B1
2
3
4
2002 Siemens Building Technologies AG
2/2
05.02.2004
BSG21.5
– 20...+ 20 °C
M
1
B1
2
3
4
CE1M1991xx
74 319 0372 0 c
BSG21.5
– 3...+ 3 K
20...60 °C
M
1
2
B2
3
4
Siemens Building Technologies / HVAC Products
BSG21.5
1
M
1
2
2
3
3
B3
4
4
BSG61
G / G+
G0 / G-
out
in