Honeywell MS4120F Product Data page 3

Table 2. Actuator Selection (MS Series)
M Electrical Motor
S Fail Safe Function (Spring Return)
41 120 Vac 2-position Control; Reversible Mount
Spring Return
46 230 Vac 2-position Control; Reversible Mount
Spring Return
81 24 Vac 2-position Control; Reversible Mount
Spring Return
20 175 lb-in. (20 Nm)
F Fire and Smoke (US)
1 No Feedback
0 No Auxiliary Switches
2 Two Auxiliary Switches
XX System Controlled Numbers
M S 41 20 F 1 2 XX
Table 3. Actuator Selection (S20 Series).
S Fail Safe Function (Spring Return)
20 20 Nm (175 lb-in.)
24 24 Vac 2-position Control; Reversible Mount
Spring Return
230 230 Vac 2-position Control; Reversible Mount
Spring Return
F Fire and Smoke Actuator
-SW2
S 20 24 - F -SW2
Table 4. Approvals.
MS4120F
UL/cUL X
UL873 Plenum X
Rating, File
No. E4436;
Guide No.
a
XAPX.
CE
C-TICK
a
Plenum applications require that conductors be enclosed in
conduit (see Wiring section for conduit details).
MS4120F; MS4620F; MS8120F; S2024-F; S20230-F FAST-ACTING, TWO-POSITION ACTUATORS
No Auxiliary Switches
Two Auxiliary Switches
MS4620F,
MS8120F S20230-F S2024F
X
X
X X
X X X
3-15/16 (100)
2 (50)
1/4 (6)
M20051
Fig. 1. Dimensional drawing of actuator in in. (mm).
3
1-9/16
(40)
10-11/16
(271)
8-5/8
(220)
2-15/16 (75)
63-2584—10