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SEL-FT50/SEL-FR12 Fault Transmitter and Receiver System
Instruction Manual
Date Code 20210405
Specifications
SEL-RP50 Minimum current
Fully Awake:
load current > 40 A
Semi-Awake:
load current > 5 A
SEL-FR12 Power Requirements
Rated Voltage:
12–24 Vdc
Operational Voltage:
9–30 Vdc
Power Consumption:
<2 W
Radio System
Frequency Band
FT50-0001, RP50-0001, FR12-0001: 902–928 MHz ISM band (U.S.A,
Canada)
FT50-0007, FR12-0001: 902–928 MHz ISM band (Mexico)
FT50-0003, FR12-0003: 916–928 MHz (Peru)
FT50-0004, FR12-0004: 863-870 MHz (Europe)
FT50-0005, FR12-0005: 915–928 MHz (Australia, New Zealand)
FT50-0006, FR12-0006: 902–907.5 MHz, 915–928 MHz (Brazil)
SEL-FT50 and SEL-RP50
TX Power (Effective Isotropic Radiated Power)
FT50-0001, FT50-0003,
FT50-0006, FT50-0007:
1 W (30 dBm) peak,
40 mW (16 dBm) typical
FT50-0004:
40 mW (16 dBm) peak,
1.6 mW (2 dBm) typical
FT50-0005:
125 mW (21 dBm) peak,
5 mW (7 dBm) typical
RP50-0001:
50 mW (17 dBm) peak,
20 mW (13 dBm) typical
RX Sensitivity (1% Error Rate)
RP50-0001:
–92 dBm
Maximum Received Signal Strength
RP50-0001:
–40 dBm
SEL-FR12
Number of Channels:
12
Antenna Connector:
BNC, 50
RX Sensitivity (1% Error Rate)
FR12-0001, FR12-0003,
FR12-0006:
–97 dBm
FR12-0004, FR12-0005:
–105 dBm
Modulation
FSK
Link Range (SEL-FT50 to SEL-FR12)
U.S.A., Canada, Mexico,
Peru, Brazil, Australia,
New Zealand:
As far as 6.4 km (4 miles)
(line-of-sight)
Europe:
As far as 3.2 km (2 miles)
(line-of-sight)
Link Range (SEL-RP50)
FT50-0001 to RP50-0001:
As far as 1.6 km (1 mile) (line-of-sight)
RP50-0001 to RP50-0001:
As far as 0.8 km (0.5 miles) (line-of-
sight)
RP50-0001 to FR12-0001:
As far as 0.8 km (0.5 miles) (line-of-
sight)
Communications Port
EIA-232:
One rear
Port Data Rate Selections:
9600, 19200, 38400, 115200 bps
Type Tests
Electromagnetic Compatibility Emissions
Radiated:
47 CFR Part 15.109
Class A
Conducted:
47 CFR Part 15.107
Class A
Electromagnetic Compatibility Immunity
Electrostatic Discharge:
IEC 61000-4-2:2008
IEEE C37.90.3-2001
Discharges:
Indirect: ±8 kV
Contact: ±8 kV
Air: ±15 kV
Radiated:
IEEE C37.90.2-2004
20 V/m
rms
; 80 MHz to 1 GHz
>35 V/m
rms
with 80% 1 kHz sine
wave modulation
Surge:
IEC 61000-4-5:2005
Zone B: ±0.5; 1.0 kV; line-to-line
Zone B: ±0.5; 1.0; 2.0 kV;
line-to-earth
Conducted:
IEC 61000-4-6:2008
10 V
rms
; 150 kHz to 80 MHz
80% 1 kHz sine wave modulation
Power Frequency Magnetic
Field:
IEC 61000-4-8:2009
100 A/m; 50/60 Hz;
60 s
1000 A/m; 50/60 Hz; 1–3 s
IEEE Surge Withstand
Capability:
IEEE C37.90.1-2012
Damped Oscillatory (1 MHz)—(CM
& DM)
Power Input: ±2.5 kV
Communications Ports: ±2.5 kV
(CM only)
Fast Transient (5 kHz)—(CM & DM)
Power Input: ±4.0 kV
Communications Ports: ±4.0 kV
(CM only)
Environmental
Cold:
IEC 60068-2-1:2007
Cold Profile Ad; –40°C;
16 hours;
operational
Dry Heat:
IEC 60068-2-2:2007
Dry Heat Profile Bd; +85°C;
16 hours; operational
Damp Heat; Cyclic:
IEC 60068-2-30:2005
Damp Heat Profile Db; +25° to
+55° C; relative humidity
93%;
6 cycles
Vibration:
IEC 60255-21-1:1988
Class 1 Vibration Endurance
Class 2 Vibration Response
Shock and Bump:
IEC 60255-21-2:1988
Class 1 Shock Withstand
Class 1 Bump
Class 2 Shock Response
Seismic:
IEC 60255-21-3:1993
Class 2 Quake Response
