Honeywell MS8120S User Manual
Page 3
MS4120F; MS4620F; MS8120F; S2024-F; S20230-F FAST-ACTING, TWO-POSITION ACTUATORS
3
63-2584—10
Table 4. Approvals.
a
Plenum applications require that conductors be enclosed in
conduit (see Wiring section for conduit details).
Fig. 1. Dimensional drawing of actuator in in. (mm).
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
No Auxiliary Switches
-SW2
Two Auxiliary Switches
S 20 24
- F -SW2
MS4120F
MS4620F,
MS8120F S20230-F
S2024F
UL/cUL
X
X
UL873 Plenum
Rating, File
No. E4436;
Guide No.
XAPX.
a
X
X
CE
X
X
C-TICK
X
X
X
10-11/16
(271)
1-9/16
(40)
8-5/8
(220)
2 (50)
3-15/16 (100)
2-15/16 (75)
1/4 (6)
M20051