LS6501LP

6

7

8

RELAY

OUT

8.2V

12 VOLT INPUT

S1 = SP3T (On - On - On)

FIGURE 6. LOW VOLTAGE INDUSTRIAL CONTROL

Q

RELAY

COIL

OFF

AUTO

ON

S1

For industrial applications a 12 Volt DC power supply can be used to power one or several low volt-

age PIR modules for many types of motion detection requirements. The low voltage, low current

switch S1 provides ON/OFF/AUTO control of the Relay Coil.

N

P

ON

OFF

AUTO

R9

R7

R11

FIGURE 3

FIGURE 7. AIR-GAP SWITCH CONTROL

MT2

MT1

T1

G

SPDT (On - Off - On)

The application as shown in Figure 3 can be modified with the addition of a single pole,

three position switch which provides for ON/OFF/AUTO control and also for the air-gap

safety switch required by UL.

6501LP-070501-8