Driving a relay coil with an external power source
Notes:
1. Customer-supplied 24 VDC relay
coil > 240 ohms.
2. Customer-supplied 24 VDC power
source.
3. Must use suppression diode
(1A, 100V) such as IN4002
through IN4004 type across coil.
4. Pins 5 and 6 are used only on
systems that include the
PowermaxEDGE cable with voltage
divider.
J16
J15
J19
GND
24VDC
BLK
YEL
RED
WHT
XFER START
Start
Signal
5
V-div –
6
V-div +
4
3
14
12
13
Shield
24 VDC