ES-1695 Rev.4
JFKM
Plug-in Signal Conditioners M-UNIT
3-input MIDDLE SELECTOR
Functions & Features
• Monitors three DC input signals and transmitts an output signal proportional to the middle value among the three
• 3-port isolation
• Isolation up to 2000 V AC
• High-density mounting
Typical Applications
• Selects the middle temperature monitored at three points
MODEL: JFKM–[1][2][3][4][5]–[6][7]
ORDERING INFORMATION
• Code number: JFKM-[1][2][3][4][5]-[6][7]
Specify a code from below for each of [1] through [7].
(e.g. JFKM-666AN-B/Q)
• Special output range (For codes Z & 0)
• Specify the specification for option code /Q
(e.g. /C01/S01)
[1] INPUT 1
Current
A
: 4 – 20 mA DC (Input resistance 100 Ω)
Voltage
4
: 0 – 10 V DC (Input resistance 1 MΩ min.)
6
: 1 – 5 V DC (Input resistance 1 MΩ min.)
9
: 1 – 9 V DC (Input resistance 1 MΩ min.)
[2] INPUT 2
Same range availability as Input 1
[3] INPUT 3
Same range availability as Input 1
[4] OUTPUT
Current
A
: 4 – 20 mA DC (Load resistance 750 Ω max.)
B
: 2 – 10 mA DC (Load resistance 1500 Ω max.)
C
: 1 – 5 mA DC (Load resistance 3000 Ω max.)
D
: 0 – 20 mA DC (Load resistance 750 Ω max.)
E
: 0 – 16 mA DC (Load resistance 900 Ω max.)
F
: 0 – 10 mA DC (Load resistance 1500 Ω max.)
G
: 0 – 1 mA DC (Load resistance 15 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)
[5] OUTPUT SIGNAL POLARITY
N
: Proportional
R
: Inverted
[6] 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
[7] 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)
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 to power
Overrange output
: Approx. -10 to +120 % at 1 – 5 V
Zero adjustment
: -5 to +5 % (front)
Span adjustment
: 95 to 105 % (front)
Adjustments
: Programming Unit (model: PU-2x); zero and span, simulation output, etc.
INPUT SPECIFICATIONS
■
DC Current
: Input resistor incorporated
OUTPUT SPECIFICATIONS
■ DC Current
: 0 – 20 mA DC
Minimum span
: 1 mA
Offset
: Max. 1.5 times span
Load resistance
: Output drive 15 V max.
■
DC Voltage
: -10 – +20 V DC
Span:
Min. 5 mV, max. 20 V
Offset
: Max. 1.5 times span
Load resistance
: Output drive 1 mA max.; at ≥ 0.5 V
■
Inverted Output
: The output signal is inversely proportional to the input.
INSTALLATION
Power input
•
AC
: Operational voltage range: rating ±10 %,
50/60 ±2 Hz, approx. 3 VA
•
DC
: Operational voltage range: rating ±10 %,
ripple 10 %p-p max., approx. 2 W (90 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
: 350 g (0.77 lb)
PERFORMANCE in percentage of span
Input accuracy
: ±0.2 %
Output accuracy
: ±0.2 %
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
: ≤ 1.2 sec. (0 – 90 %)
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)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM