·Some details are not shown. Please refer to specification sheets for all information.

W5LCS

Terminal Block Dual Output Signal Conditioners W5-UNIT

STRAIN GAUGE TRANSMITTER

Functions & Features
• Provides a DC output signal compatible with a bridge type strain gauge utilized in load cells, pressure transducers
• Supplies required excitation voltage
• Excitation selectable among 2.5 V, 5 V and 10 V
• Wide-range adjustment: 0 – 60 % for zero, 100 – 40 % for span
• High density mounting

MODEL: W5LCS-[1][2][3][4]-[5][6]

ORDERING INFORMATION
• Code number: W5LCS-[1][2][3][4]-[5][6]
Specify a code from below for each [1] through [6].
 (e.g. W5LCS-1224W5W-R2/K/Q)
• Special input and output ranges (For codes Z & 0)
• Specify the specification for option code /Q
  (e.g. /C01/S01)

[1] INPUT STRAIN GAUGE
1: 1 mV/V
12: 1.25 mV/V
15: 1.5 mV/V
2: 2 mV/V
3: 3 mV/V
4: 4 mV/V
5: 5 mV/V
6: 10 mV/V
7: 20 mV/V
0: Specify

[2] EXCITATION
1: 2.5 V
2: 5 V
3: 10 V
0: Specify

[3] OUTPUT 1
Current
A: 4 – 20 mA DC (Load resistance 550 Ω max.)
B: 2 – 10 mA  DC (Load resistance 1100 Ω max.)
C: 1 – 5 mA DC (Load resistance 2200 Ω max.)
D: 0 – 20 mA DC (Load resistance 550 Ω max.)
E: 0 – 16 mA DC (Load resistance 685 Ω max.)
F: 0 – 10 mA DC (Load resistance 1100 Ω max.)
G: 0 – 1 mA DC (Load resistance 11 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 100 Ω min.)
4: 0 – 10 V DC (Load resistance 1000 Ω min.)
5: 0 – 5 V DC (Load resistance 500 Ω min.)
6: 1 – 5 V DC (Load resistance 500 Ω min.)
4W: -10 – +10 V DC (Load resistance 2000 Ω min.)
5W: -5 – +5 V DC (Load resistance 1000 Ω min.)
0: Specify voltage (See OUTPUT SPECIFICATIONS)

[4] OUTPUT 2
Same range availability as Output 1
Y: None

[5] POWER INPUT
AC Power
M: 85 – 264 V AC (Operational voltage range 85 – 264 V,
47 – 66 Hz)
DC Power
R: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
R2: 11 – 27 V DC
(Operational voltage range 11 – 27 V, ripple 10 %p-p max.)
P: 110 V DC
(Operational voltage range 85 – 150 V, ripple 10 %p-p max.)

[6] OPTIONS (multiple selections)
Response Time (0 – 90 %)
blank: Standard (≤ 0.5 sec.)
/K: Fast Response (Approx. 25 msec.)
Other Options
blank: none
/Q: Option other than the above (specify the specification)

SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating
TERMINAL SCREW MATERIAL
/S01: Stainless steel

GENERAL SPECIFICATIONS
Construction: Terminal block
Connection
  Input: M3.5 screw terminals (torque 0.8 N·m)
  Output & power: M3 screw terminals (torque 0.8 N·m)
Screw terminal: Nickel-plated 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: 0 – 60 % (front)
Span adjustment: 100 – 40 % (front)

INPUT SPECIFICATIONS
Input: Bridge voltage from load cells
Max. leadwire resistance:
Strain gauge’s combined resistance × 0.25
• Strain Gauge
Rated output from strain gauge:
1 – 20 mV/V; voltage range -100 – +100 mV (Input to the
W5LCS must be 5 mV or more.)
(Input must be 10 mV or more for the input strain gauge
and/or the excitation suffix code 0)
• Excitation: 2 – 10 V
Maximum current: 45 mA

OUTPUT SPECIFICATIONS
■ DC Current: 0 – 20 mA DC
Minimum span: 1 mA
Offset: Max. 1.5 times span
Load resistance: Output drive 11 V max.
DC Voltage: -10 – +12 V DC
Spans: Min. 5 mV, max. 20 V
Offset: Max. 1.5 times span
Load resistance: Output drive 10 mA max.; 5 mA for negative  voltage output; at ≥ 0.5 V

INSTALLATION
 Power Consumption
AC:
 Approx. 4 VA at 100 V
 Approx. 5 VA at 200 V
 Approx. 6 VA at 264 V
DC: Approx. 3 W
Operating temperature: -5 to +55°C (23 to 131°F)
Operating humidity: 0 to 90 %RH (non-condensing)
Mounting: DIN rail
Weight: 130 g (0.29 lb)

PERFORMANCE in percentage of span
Accuracy: ±0.1 %
Temp. coefficient: ±0.02 %/°C (±0.01 %/°F)
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 1 or output 2 to power to ground)
1000 V AC @1 minute (output 1 to output 2)

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

M-System Co., Ltd.