Specs

SPECIFICATION SHEET
JFW MODEL 50PA-849
PROGRAMMABLE ATTENUATOR ASSEMBLY
JFW Industries, Inc.
Phone: 317-887-1340
[email protected]
www.jfwindustries.com
Frequency Range
DC-1000 MHz
Configuration
Eight individually controlled
electromechanical programmable attenuators
Enclosure Type
19 inch rack mount @ 2RU high
Impedance
50 Ohms nominal
Attenuation Range
0-127 dB in 1 dB steps
Startup/Default States
(configurable)
Maximum attenuation (see ATTEN STARTUP command)
DHCP enabled (see NET command)
4 Ethernet users (see NET USERS command)
Prompts off (see PROMPT command)
VSWR
1.5:1 maximum
Attenuation Accuracy
(guaranteed monotonic)
± 0.6 dB maximum (1-31 dB)
± 1.0 dB maximum (32-127 dB)
Insertion Loss
2.00 dB maximum
RF Input Power
1 Watt average
Switching Speed
6 milliseconds typical
(after command is received and processed)
(3 milliseconds typical processing time)
AC Supply
100-240 VAC @ 47-63 Hz
2 Amp 5x20mm "Slo-Blo" AC fuse
Littelfuse#215-002, JFW#025-021
Manual Control
20-Button Keypad and LCD display
(IP Address configurable via keypad)
(Net mask configurable via keypad)
(Gateway configurable via keypad)
(Baud rate configurable via keypad)
Remote Control
Ethernet (DHCP, TCP/IP, 10/100, up to 12 users)
RS-232 (up to 115200 Baud)
--CONTINUED-Page 1 of 2
JFW FORM E-7-F REV F
JFW Industries, Inc.
Phone: 317-887-1340
[email protected]
www.jfwindustries.com
SPECIFICATION SHEET
JFW MODEL 50PA-849
PROGRAMMABLE ATTENUATOR ASSEMBLY
Remote Commands
Attenuator Control Commands:
Atten, Set Attenuator, Read Attenuator, Set
All Attenuators, Read All Attenuators, Read
All Extended, Block, Set Block, Read Block,
Read All Blocks
System Commands:
Help, Identification, Store, Recall, Pause,
Net, Serial, Close, Disconnect, MOTD, Date,
Message, Restrict, IDENT, Name, Show Users,
Reboot, Uptime, Prompt
RF Connector
BNC female
Operating Temperature Range
0ºC to +50ºC
Physical Size
See outline drawing 092-7906
ECR/ECN #
DATE
REV
01/02/2014
24239
Page 2 of 2
06/27/2014
APPR / DATE
ECR/ECN #
CLK 01/02/2014
A
TRS 06/27/2014
JFW FORM E-7-F REV F
DATE
REV
APPR / DATE