ES-2279 Rev.9
WJFT
Dual Output Plug-in Signal Conditioners W-UNIT
FILTER/LAG TRANSMITTER
(field-programmable)
Functions & Features
• Providing various filter functions which eliminate unnecessary elements in the input signals
• Microprocessor based
• On-site calibration via hand-held programmer PU-2x
• Field-programmable input range
• Isolation up to 2000 V AC
• High-density mounting
Typical Applications
• Level control; eliminating drifts in the input signal caused by pumps
MODEL: WJFT[1]–[2][3][4]–[5][6]
ORDERING INFORMATION
• Code number: WJFT[1]-[2][3][4]-[5][6]
Specify a code from below for each of [1] through [6].
(e.g. WJFT1-6A6-B/Q)
• Special input and output ranges (For codes U1, U2, U3, Z & 0)
• Parameters (See "Functions" section)
Default setting will be used if not otherwise specified.
Use Ordering Information Sheet (No. ESU-1679) to specify parameters.
• Specify the specification for option code /Q
(e.g. /C01/S01)
Note: When the user requires a current and a voltage output, specify the current to be the Output 1 which allows a greater load.
[1] FUNCTION
1
: Moving average output
2
: Dead-time computing
3
: Delay buffer
4
: Lead-time computing
5
: Ramp buffer
6
: Mean average output
[2] INPUT
Current
A
: 4 – 20 mA DC (Input resistance 250 Ω)
H
: 10 – 50 mA DC (Input resistance 100 Ω)
Voltage
6
: 1 – 5 V DC (Input resistance 1 MΩ min.)
U1
: Range ±100 mV;
(Minimum span 3 mV, Input resistance 20 kΩ min.)
U2
: Range ±1000 mV;
(Minimum span 30 mV, Input resistance 20 kΩ min.)
U3
: Range ±10 V;
(Minimum span 0.3 V,Input resistance 1 MΩ min.)
[3] OUTPUT 1
Current
A
: 4 – 20 mA DC (Load resistance 600 Ω max.)
B
: 2 – 10 mA DC (Load resistance 1200 Ω max.)
C
: 1 – 5 mA DC (Load resistance 2400 Ω max.)
D
: 0 – 20 mA DC (Load resistance 600 Ω max.)
E
: 0 – 16 mA DC (Load resistance 750 Ω max.)
F
: 0 – 10 mA DC (Load resistance 1200 Ω max.)
G
: 0 – 1 mA DC (Load resistance 12 kΩ max.)
Z
: Specify current (See OUTPUT SPECIFICATIONS)
Voltage
1
: 0 – 10 mV DC (Load resistance 10 kΩ min.)
2
: 0 – 100 mV DC (Load resistance 100 kΩ min.)
3
: 0 – 1 V DC (Load resistance 1000 Ω min.)
4
: 0 – 10 V DC (Load resistance 10 kΩ min.)
5
: 0 – 5 V DC (Load resistance 5000 Ω min.)
6
: 1 – 5 V DC (Load resistance 5000 Ω min.)
4W
: -10 – +10 V DC (Load resistance 10 kΩ min.)
5W
: -5 – +5 V DC (Load resistance 5000 Ω min.)
0
: Specify voltage (See OUTPUT SPECIFICATIONS)
[4] OUTPUT 2
Current
A
: 4 – 20 mA DC (Load resistance 350 Ω max.)
B
: 2 – 10 mA DC (Load resistance 700 Ω max.)
C
: 1 – 5 mA DC (Load resistance 1400 Ω max.)
D
: 0 – 20 mA DC (Load resistance 350 Ω max.)
E
: 0 – 16 mA DC(Load resistance 430 Ω max.)
F
: 0 – 10 mA DC (Load resistance 700 Ω max.)
G
: 0 – 1 mA DC (Load resistance 7000 Ω max.)
Z
: Specify current (See OUTPUT SPECIFICATIONS)
Voltage
Same range availability as Output 1
[5] POWER INPUT
AC Power
B
: 100 V AC
C
: 110 V AC
D
: 115 V AC
F
: 120 V AC
G
: 200 V AC
H
: 220 V AC
J
: 240 V AC
DC Power
S
: 12 V DC
R
: 24 V DC
V
: 48 V DC
[6] OPTIONS
blank
: none
/Q
: With options (specify the specification)
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to our web site.)
/C01
: Silicone coating
/C02
: Polyurethane coating
/C03
: Rubber coating
TERMINAL SCREW MATERIAL
/S01
: Stainless steel
RELATED PRODUCTS
• Programming Unit (model: PU-2x)
• PC configurator software (model: JXCON)
Downloadable at our web site.
A dedicated cable is required to connect the module to the PC. Please refer to the internet software download site or the users manual for the PC configurator for applicable cable types.
GENERAL SPECIFICATIONS
Construction
: Plug-in
Connection
: M3.5 screw terminals
Screw terminal
: Chromated steel (standard) or stainless steel
Housing material
: Flame-resistant resin (black)
Isolation
: Input to output 1 to output 2 to power
Overrange output
: Approx. -10 to +120 % at 1 – 5 V
Zero adjustment
: -5 to +5 % (front)
Span adjustment
: 95 to 105 % (front)
Adjustable individually for each output 1 and output 2.
Adjustments
: Programming Unit (model: PU-2x); function and parameters, input range, zero and span, etc.
(Input range can be changed with Codes U1, U2 or U3 and limited within ranges of each code type.)
(Refer to the users manual of JXCON for the adjustments configurable with JXCON.)
INPUT SPECIFICATIONS
■
DC Current
:
Shunt resistor attached to the input terminals (0.5 W)
■
DC Voltage
: -10 – +10 V DC
Minimum span
: 3 mV
Offset
: Max. 3 times span
Default setting will be used if not otherwise specified.
U1
: 0 – 100 mV DC
U2
: 0 – 1 V DC
U3
: 0 – 10 V DC
OUTPUT SPECIFICATIONS
■ DC Current
: 0 – 20 mA DC
Minimum span
: 1 mA
Offset
: Max. 1.5 times span
Load resistance
: Output drive 12 V max. for Output 1;
7 V max. for Output 2
■
DC Voltage
: -10 – +10 V DC
Minimum span
: 5 mV
Offset
: Max. 1.5 times span
Load resistance
: Output drive 1 mA max.; at ≥ 0.5 V
INSTALLATION
Power input
•
AC
: Operational voltage range: rating ±10 %,
50/60 ±2 Hz, approx. 3.5 VA
•
DC
: Operational voltage range: rating ±10 %
ripple 10 %p-p max., approx. 2.6 W (110 mA at 24 V)
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Surface or DIN rail
Weight
: 400 g (0.88 lb)
PERFORMANCE in percentage of span
Accuracy
: ±0.1 %
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
: ≤ 0.5 sec. (0 – 90 %) without any function setting
Line voltage effect
: ±0.1 % over voltage range
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 2000 V AC @1 minute
(input to output to power to ground)
1000 V AC @ 1 minute (output 1 to output 2)
EXTERNAL DIMENSIONS unit: mm [inch]
TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
FUNCTIONS