Edwards SIGA-REL Technical

Chapter 2: Installation
SIGA-REL Technical Reference Manual 27
[4] Class B, normally-open abort station.
[5] Listed 47 kΩ EOL resistor.
[6] Listed 24 VDC nonpolarized valve. The releasing solenoid valve wiring is
not supervised. Run the connection to the valve in conduit within 20 feet of
the RELA-EOL relay.
[7] Polarity of circuit shown in supervisory state. On alarm, polarity reverses.
[8] Supervised and power-limited.
[9] See “Power supplies” on page 7 for a list of compatible power supplies.
[10] Zone relay output. Power-limited when connected to a power-limited
source. If nonpower-limited, maintain 1/4 inch (6.4 mm) separation.
Otherwise, use FPL, FPLR, or FPLP in accordance with the National
Electric Code (NEC).
[11] Listed service disconnect station. Must be rated for regulated applications
and 2A at 24 VDC. See Figure 13 on page 28 for details on supervision of
the service disconnect station.
[12] Not used in preaction or deluge sprinkler systems.
[13] Ten Releasing Modules per loop, max.
[14] Class A required for FM-listed deluge or preaction systems.
[15] Compatible notification appliances as specified in the panel
documentation. Configurable horns must be set for steady operation.
16. Installations that include other wiring require FPL, FPLR, FPLP, or
equivalent NEC-approved wiring for all power-limited wiring.