RKI Instruments Beacon 200 - Manual (Page 22)

22 • Wiring the Beacon 200 Gas Monitor
4. Guide the wiring of the external alarm device through the selected
conduit hub on the bottom of the Beacon 200 housing.
CAUTION: Do not route the external alarm wiring and detector head
wiring through the same conduit hub. The external alarm
wiring may disrupt the transmission of the detector signal to
the Beacon 200.
5. Connect the leads from the external alarm device and power to the
alarm terminals as shown in Figure 8.
6. Repeat steps 3 and 4 for additional external alarm devices.
Connecting a Recorder
Perform the following procedure to connect an analog recording device tot
he Beacon 200. The output at the recorder output terminals is a 4 - 20 mA
signal that is proportional to the detection range of the applicable detector
head.
1. Turn off or unplug all incoming power to the Beacon 200 at the power
source end.
2. Open the housing door, then place the power switch in the OFF
position. Locate the recorder output terminals on the controller terminal
strip (see Figure 1).
3. Install an appropriately rated cable bushing or conduit in an unused
conduit hub on the bottom of the Beacon 200 housing.
Beacon 200 Alarm
Terminal Strip
- (N)
+ (H)
CH1-A1
NO NC C
External Alarm
Device
External Power
Source
Figure 8. Typical External Alarm Wiring