48 | SAMLEX AMERICA INC.
SAMLEX AMERICA INC. | 49
8.9 ON/OFF CONTROL FROM REMOTE LOCATION USING 2-WIRE OR
1-WIRE EXTERNAL ON/OFF CONTROL
The unit can be switched ON/OFF from a remote location using 2-wire or 1-wire remote
control function described in Sections 8.9.1.1 to 8.9.1.3.
A Hardwiring Terminal Block (4A in Fig 6.1) has been provided for connecting remote
control wiring.
!
CAUTION!
For operation of this function, the 3-Position Rocker Switch on the front panel
marked “ON/OFF/EXT. Switch" (1, Fig 6.1) should be FIRST pushed at the bottom
end (marked “=”) to rock it to the bottom “EXT. Switch” position.
!
ATTENTION!
Pour l'exploitation de cette fonction, l'interrupteur à bascule à 3 positions sur le pan-
neau avant marquée "ON/OFF/EXT. contacteur" (1 Fig 6.1) doit d'abord être poussé à
l'extrémité inférieure (marquée "=") à la roche au fond EXT. Position de l'interrupteur".
8.9.1 ON/OFF Control Options
The unit can be switched ON/OFF from a remote location using external, wired ON/OFF
control options as shown in Fig 8.2(a), (b) and (c) and associated details at Sections 8.9.1.1
to 8.9.1.3.
Terminal Block
(4A, Fig 6.1)
Potential free
Relay Contact
or
Toggle Switch
NOTE: Wiring Size: AWG #22
Relay Contact
or
Toggle Switch
Terminal Block
(4A, Fig 6.1)
Terminal Block
(4A, Fig 6.1)
1A Fuse
+
Fig 8.2(a) − 2-Wire
ON/OFF control using
switch/relay contact
(See Section 8.9.1.1)
Fig 8.2(b) − 2-Wire
ON/OFF control using
switched DC voltage
(See Section 8.9.1.2)
Fig 8.2(c) − 1-Wire ON/OFF
control using switched
DC voltage from battery
supplying the inverter
(See Section 8.9.1.3)
S
+
–
S
+
–
Relay Contact
or
Toggle Switch
DC Power
Source
(10-33VDC)
+
–
–
+
1A Fuse
S
+
–
S
+
–
+12V from 12V battery
feeding PST-600-12
OR
+24V from 24V battery
feeding PST-600-24
Fig. 8.2: ON/OFF Control from Remote Location using External 2-Wire or 1-Wire Control
SECTION 8 |
Installation