Releasing Zones (R0-R9) Appendix A: Special Zone Operation
NFS-640 Operations Manual P/N 51334:B 10/03/2003 57
How Releasing Zones Operate
The figure below contains an illustrated example of how Releasing Zones work, using cross zone
selections with four detectors and a NAC mapped to Releasing Zone 1 (listed as ZR1 in the CBE list).
Table 15 lists the cross zone selections and the conditions that activate the Releasing Zone:
Figure 43 Illustrated Example of Cross Zone Programming
Continued on the next page...
CBE list = O1 R1
CBE list = O1 R1
CBE list = O2 R1
CBE list = 02 R1
CBE list = R1
PROGRM SMOKE(PHOTO) DETECTOR ADDR 2D101
01 R1 __ __ __A8P8** 2D101
PROGRM SMOKE(PHOTO) DETECTOR ADDR 2D102
01 R1 __ __ __A8P8** 2D102
PROGRM SMOKE (ION) DETECTOR ADDR 2D103
02 R1 __ __ __A8P8** 2D103
PROGRM HEAT(ANALOG) DETECTOR ADDR 2D104
02 R1 __ __ __A8P8** 2D104
PROGRM RELEASE CKT PANEL CIRCUIT NO. 3
R1 __ __ __ __ I** B03
Releasing
Zone ZR1
Software
Zone Z02
Software
Zone Z01
Smoke
Detector
2D101
Smoke
Detector
2D103
Heat
Detector
2D104
Smoke
Detector
2D102
NAC
B03
Xzone1.cdr
CBE list = Z02 ZR1
CBE list = Z01 ZR1
CBE list = Z01 ZR1
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