S2000 15017 Rev H 10/08/96 P/N 15017:H
26
Manual Pull Station
A B
C D
E
F G H
Two-wire Photo smoke detector
two-wire Ion smoke detector
2
IZ-8F/IZE-AF
Typical NFPA Style D
Initiating Device Circuit
Supervised and Power-limited
1)
Initiating device circuits are supervised, power limited and may be
connected to limited-energy cable, except for initiating devices that
require 24 VDC power.
2)
Use only the compatible, UL-listed two-wire smoke detectors that
are listed in FireLite Document 15384.
3)
For connection of four-wire smoke detectors, refer to Section Six.
4)
Wire initiating devices according to the manufacturer's instructions
packaged with each device.
5)
The IZ-4F does not support the IZE-AF expander module and there-
fore cannot be wired for Style D circuits.
6)
Maximum line resistance is 100 ohms.
Dummy load all unused circuits
with a 4.7 ELR (71245).
F
IGURE
4-6: S
TYLE
D F
IELD
W
IRING
OF
IZ-8F I
NITIATING
Z
ONE
M
ODULE
WITH
IZE-AF
E
XPANDER
A
E
B
F
C
G
D
H
a+ a- a+ a- a+ a- a+ a- a+ a- a+ a- a+ a- a+ a-
b+ b- b+ b- b+ b- b+ b- b+ b- b+ b- b+ b- b+ b-
