RKI Instruments 12 VDC Beacon 200 - Manual (Page 17)

12 VDC Beacon 200 Operator’s Manual • 13
Wiring the 12 VDC Beacon 200
This section describes procedures to connect the 12 VDC power source,
external alarm(s), a recorder, and detector head(s). See Figure 5 for a
general wiring diagram of all external wiring to the 12 VDC Beacon 200.
COM-A1 COM-FAIL COM-A2
NO NC C NO NC C NO NC C
NOT
+
+
+
Channel 1 Recorder
1K M ax Impedance
CH2-A1 CH1-A2
NO NC C NO NC C
BUZ
Reset Swi tch
(Factory Wired)
Buzzer
(Factory Wired)
Ox ygen
Det ector
+ S
O XYGEN AMP/PREAMP
+
Green
Whit e
+ S
AMP/PREAMP O XYGEN
+
CHANNEL 2
USED
DC In Terminal Strip Wiring
12 V
DC
CH1
OUT
LEL Detector
Black
LEL
R W G B
Typical Detector/Transmitter Terminal
Strip Wiring
Only one detector or transmi tter can be
wired to Ch1 or Ch2 at a time. See detector
head wiring diagram for specific wi ring.
Typical Alarm Relay Terminal Strip
Wiring
CH2-A2
NO NC C
BUZ +
RESET
RESET
2-Wire 4-20 ma
Transmit ter
+ 24 V
Red
Whit e
Green
+ 24 V
FB (4-20 mA)
LEL
R W G B
Contact Rating of 10 Amps at 115/
220 V~ Resistive or
10A @ 30V Resistiv e for
Each Set of Alarm Relay
Contacts.
Alarm Devices
Channel 2 Recorder
1K M ax Impedance
CHANNEL 1 CH2
OUT
FB (4-20 mA)
Controller Terminal Strip
Wiring
4- 20mA Out
4- 20mA Out
NO NC C
CH1-A1
ALARM
DEVIC E
POWER
- DC GROUND
3-Wire 4-20 ma
Transmit ter
Figure 5. 12 VDC Beacon 200 General External Wiring Diagram