L-2
August 1999
76-100016-001
PEGAsys
Intelligent Suppression Control/Fire Alarm System
alarm condition.
•
CPU fail:
Mounted on main PCB and available to the in-
staller only. Indicates RDCM/RDM processor has failed to
initialize.
LED colors used to represent indications are:
•
Red:
Alarm.
•
Green:
Power-on.
•
Yellow:
CPU failure, trouble, silence, supervisory and pre-
alarm.
The RDM functions as read only. Therefore, it has a scroll key,
but does not provide the other function keys nor an operable
keypad.
L-2.2
Interconnection
The RDCM and RDM operate on a shared RS-485 bus which
supports wire runs of up to 4000 ft. from the PEGAsys control
panel. The primary RS-485 bus from the PEGAsys will support
up to 15 RDCMs and 16 RDMs in any combination not exceed-
ing maximum of each module.
L-2.3
Addressing
Address selection is via setting of the 16-way, 4-bit hexadeci-
mal coded rotary switch, SW1, mounted on the printed circuit
board. See Figure L-4.
Table L-1. Address Switch Settings
h
c
t
i
w
S
g
n
i
t
t
e
S
M
C
D
R
/
M
D
R
s
s
e
r
d
d
A
h
c
t
i
w
S
g
n
i
t
t
e
S
M
C
D
R
/
M
D
R
s
s
e
r
d
d
A
1
1
0
M
C
D
R
r
o
M
D
R
9
9
0
M
C
D
R
r
o
M
D
R
2
2
0
M
C
D
R
r
o
M
D
R
A
0
1
M
C
D
R
r
o
M
D
R
3
3
0
M
C
D
R
r
o
M
D
R
B
1
1
M
C
D
R
r
o
M
D
R
4
4
0
M
C
D
R
r
o
M
D
R
C
2
1
M
C
D
R
r
o
M
D
R
5
5
0
M
C
D
R
r
o
M
D
R
D
3
1
M
C
D
R
r
o
M
D
R
6
6
0
M
C
D
R
r
o
M
D
R
E
4
1
M
C
D
R
r
o
M
D
R
7
7
0
M
C
D
R
r
o
M
D
R
F
5
1
M
C
D
R
r
o
M
D
R
8
8
0
M
C
D
R
r
o
M
D
R
0
6
1
M
D
R
L-3
OPERATION
Before proceeding with operations, please become totally fa-
miliar with PEGAsys Fire Alarm/Suppression Control System
manual, especially the sections on Active Alarm Mode, Active
Supervisory Trouble Mode, and Active Trouble Mode. Please
note differences between latching and non-latching Active Alarm
Modes.
For RX/TX loop input devices.
To set either latching or non-
latching, please refer to the PEGAsys Configuration Software
(PCS) manual, PCS Operations chapter.
The following example is for latching alarm mode (for these
examples, assume the device to be manual release, address
1004).
In Normal Standby Mode, the display will show:
SYSTEM STATUS NORMAL 10:00AM 06-08-99
PEGASYS
In practice, the actual local time and date will be presented.
When a RX/TX loop device goes into active alarm, the display
will show:
1004 ALARM ON - MANUAL RELEASE
Default or user text
L-3.1
Switch Functions
The switch functions are listed in sequence of use:
L-3.1.1 ACKNOWLEDGE
All ALARM ON, ALARM OFF, TROUBLE ON/OFF, or SUPER-
VISORY ON/OFF messages must be acknowledged by opera-
tion of this switch. Multiple alarms must be individually
acknowledged, all other multiple inputs will default to individual
acknowledge, but may be programmed to global acknowledge
by accessing the “SET" menu from the PEGAsys or any RDCM.
The RDCM will pass the acknowledge input to the PEGAsys
causing its LED to go from a pulsing to a steady mode, and the
buzzer to silence.
The PEGAsys sends a global command to silence all remote
RDCM/RDM buzzers.
The PEGAsys sends out a global lockout command to all other
RDCMs. This gives the calling device exclusive control over the
system for 30 seconds. Under these conditions, attempts to in-
put from another module will prompt a lockout display message
(See Paragraph L-3.1.2 for example) on the module attempting
the interrupt to prevent conflicting inputs. Under all circum-
Figure L-3. Interconnection of PEGAsys panel, RDM, RDCM(s)
TWISTED SHIELDED CABLE TO CHASSIS/EARTH GROUND.
RDCM/RDM
ASSEMBLY
PIN 1 OF TB1 IS AT TOP OF CONNECTOR
NOTE: ALL CIRCUITS ARE SUPERVISED AND POWER LIMITED
POWER SUPPLY
DCM ASSEMBLY
TB1
PINS
AUX. +
24V
-
5
6
TB1 PINS
IN
1
8
7
2
ASSEMBLY
RDCM/RDM
TIED TOGETHER WHEN
USING THE PANELS
PINS 3 & 4 ARE
POWER SUPPLY
TB1 PINS
OUT
6 5
4
3
IN
7
8
3
REMOTE
DEVICES
UP TO 31
TB1 PINS
6
1
2
4
5
-
+
AUX. SUPPLY
(IF REQ'D.)
24V
TO TROUBLE
CONTACTS
CLOSED = NORMAL
OPERATION
PEGAsys
76-100016-001
Содержание PEGAsys
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