WARNING !
EXPLOSION HAZARD
THIS EQUIPMENT IS SUITABLE FOR USE IN CLASS 1 DIVISION 2
GROUPS ABC AND D OR NON HAZARDOUS LOCATIONS
1
2
+24V
AO 8
AO 6
3
AO 7
AO 5
+24V
DO 8
DO 7
DO 6
DO 5
2A
COM
This device complies with Part 15.247 of the FCC Rules.
Operation is subject to the following two conditions:
1) This device may not cause harmful interference and
2) This device must accept any interference received, including
interference that may cause undesired operation
- +
+ -
COM
FCC Notice
DO NOT
DISCONNECT WHILE
CIRCUIT IS LIVE
UNLESS AREA IS
KNOWN TO BE NON
HAZARDOUS
BAT+
Installation Guide
Analog Output externally
powered.
Loop is earthed (not
floating)
11-15VDC Supply or
Optional 12V Backup
Battery
to 12 Amphour for AC/DC
to 100 Amphour for Solar
GND
905U-3, 105S-3
4
OUTPUTS
Aerial Installation
1m minimum
xxxx-3
NOTES
1.
All I/O must be SELV.
COLINEAR
ANTENNA
WEATHERPROOF
CONNECTORS WITH
“3M 23” TAPE
COAXIAL CABLE
ANT
RADIO TELEMETRY MODULE
OUTPUTS
+24V
AO 4
AO 3
AO 2
4
AO 1
DO 1
COM
3
2
SOL
GND
SUP1
SUP2
SOL
GND
EARTH STAKE
IF GROUND CONDITIONS ARE
POOR, INSTALL MORE THAN
ONE STAKE
SUP1
INSTALL AERIAL ABOVE
LOCAL OBSTRUCTIONS
SUP2
1
DO 4
GND
MAST
PROVIDE GOOD
GROUND
CONNECTION TO
MAST, MODULE
AND SURGE
ARRESTOR
DO 3
905U
STRESS RELIEF LOOP
DO 2
SURGE
ARRESTOR
(OPTIONAL)
CAUTION!
For continued
protection against
risk of fire, replace
the module fuse only
with the same type
and rating
ANTENNA INSTALLATION
Antennas should be installed by experienced contractors.
+
-
905U-3, 105S-3 I/O Installation
Power supply:
(A) 12-24VAC 1.5 Amp CSA Certified Class 2
(B) 15-30VDC 1.5 Amp CSA Certified Class 2
(C) Supply battery or 11-15VDC
(D) Solar panel with solar battery
+ AC Supply
12-24VAC
min 15VAC
for Battery
Charging.
Do not earth
SUP1 or
SUP2
connections
12V Solar
Panel Supply
max 20VDC
max 30W
panel
DC Supply
15-30VDC
min 17VDC
for Battery
Charging
Digital Output
max 30VDC
500mA DC
Relay Supply
Analog Output Loop
Powered.
Loop is earthed (not floating)
To Earth
Connection
Choose option and wire as shown
© ELPRO Technologies Pty. Ltd. 2001 Rev. 1.5