Honeywell SYA14 Series Manual page 584

4.4 Mode selection, Guard Only-Muting
The guard-only mode is selected when the terminal 3 (GUARD ONLY-MUTING) is
connected to the terminal 1 (+24 V POWER). If no connection is set between these 2
terminals, the muting mode is selected.
Use of a standard switch is recommended to select the muting or the guard-only mode,
for applications where goods can be alternately loaded manually or automatically.
FUSES PROTECTION
The GUARD ONLY-MUTING input must be protected by an external 0.5 A fuse
connected on terminal 1 (+24 V POWER).
Figure 4.4 : Selection of the guard-only mode :
+24Vdc
0.5A
FF-SRM
GUARD
POWER
ONLY-
(+24V)
MUTING
1 3
0 V
50 107004-15 EN FR26 ROW 0899 Printed in France