KEYENCE KL-LC1 Load Cell Measurement Unit

General specifications

Measurement type

Load cell

Power voltage

24 VDC ± 10%, Class 2

Operating ambient temperature

0 to +50°C (no freezing)

Operating ambient humidity

35 to 85%RH(no condensation)

Ambient temperature for storage

-20 to +70°C

Operating environment

Minimal amount of dust and corrosive gas present

Measurement category

-

Wire temperature rating

+60°C or more

Noise immunity

1,500 Vp-p or more, pulse width: 1 µs, 50 ns (by way of a noise simulator), conforms to IEC standards (IEC 61000-4-2/-3/-4/-6)

Withstand voltage

1,500 VAC for 1 minute (between the power supply terminal and each terminal and between all the terminals and the case)

Insulation resistance

100 MΩ or more (tested with a 500 VDC megger, between the power supply terminal and each I/O terminal and between all the terminals and the case)

Internal current consumption (excluding current for driving input circuits)

230mA or less

Shock resistance

Conforms to JIS B 3502 and IEC 61131-2, 147 m/s², operating time: 11 ms, 3 times in each of the 3 directions

Pollution degree

2

Vibration resistance

Intermittent vibration

Frequency: 10 to 57 Hz

Amplitude: 0.075 mm^*1

Frequency: 57 to 150 Hz

Acceleration: 9.8 m/s^2*1

Continuous vibration

Frequency: 10 to 57 Hz

Amplitude: 0.035 mm^*1

Frequency: 57 to 150 Hz

Acceleration: 4.9 m/s^2*1

Weight

approx 350g

Performance specifications

Number of channels

1CH

Number of ranges

4

Range switching

Setting: Use the setting switch.

Sampling rate

1 ms (1,000 times/sec.)

Input range^*2

Range 1: 0.5 mV/V, range 2: 1.0 mV/V, range 3: 2.0 mV/V, range 4: 3.0 mV/V^*2*3

Input range

5V

Range 1: 0.5 mV/V

-2.5 to +2.5 mV^*2*3

Range 2: 1.0 mV/V

-5.0 to +5.0 mV^*2*3

Range 3: 2.0 mV/V

-10.0 to +10.0 mV^*2*3

Range 4: 3.0 mV/V

-15.0 to +15.0 mV^*2*3

10 V

Range 1: 0.5 mV/V

-5.0 to +5.0 mV^*2*3

Range 2: 1.0 mV/V

-10.0 to +10.0 mV^*2*3

Range 3: 2.0 mV/V

-20.0 to +20.0 mV^*2*3

Range 4: 3.0 mV/V

-30.0 to +30.0 mV^*2*3

Resolution

5V

Range 1: 0.5 mV/V

0.5 µV, 1/10000

Range 2: 1.0 mV/V

1.0 µV, 1/10000

Range 3: 2.0 mV/V

2.0 µV, 1/10000

Range 4: 3.0 mV/V

3.0 µV, 1/10000

10 V

Range 1: 0.5 mV/V

0.5 µV, 1/20000

Range 2: 1.0 mV/V

1.0 µV, 1/20000

Range 3: 2.0 mV/V

2.0 µV, 1/20000

Range 4: 3.0 mV/V

3.0 µV, 1/20000

Linearity (0 to 50°C)

±0.2% of F.S. ± 1 digit

Zero-drift (0 to 50°C)

±0.4% of F.S. ± 1 digit

Control input

2 (Parameters are used to switch between the KL input, peak/bottom hold control input, and 0-point adjustment input.)

Controloutput

2 transistor (NPN open-collector) outputs (Parameters are used to switch between the KL output and comparator output.)

Setting data

Recorded to the EEPROM (rewritable 1,000,000 times)

Other functions

Hold (peak and bottom), 0-point adjustment, comparator output, filter setting (LPF and HPF), time average (simple and moving), calibration setting (real and theoretical), display unit changing, lock

Compatible sensor

350 Ω

Control I/O specifications

External calibration input signal

Number of inputs

2

Maximum input voltage

DC26.4V

Input rated voltage

DC24V 5.3mA

Minimum ON voltage

19V

Maximum OFF current

1.5mA

Common ground

2/common

Input time constant

10ms

Control output

Number of outputs

2

Output

Transistor NPN output

Rated load

DC30V 0.1A

Peak load current

0.2A

Leakage current (at OFF)

100 µA or less

Residual voltage (at ON)

DC0.8V or less

Common ground

2/common

ON/OFF response time

Off to on: 10 µs or less (between 5 and 100 mA), on to off: 50 µs or less (between 5 and 100 mA)

KL link specifications

Supported master units

Model: KL-N20V, supported PLC: KEYENCE KV-1000/700; model: KL-N10V, supported PLC: KEYENCE KV-10/16/24/40; model: KV-P16*L (built-in PLC), supported PLC: KEYENCE; model: KL-N20A, supported PLC: Mitsubishi AnA, AnA, AnU, QnA, AnSH, and Q2AS; model: KL-N20C, supported PLC: Omron C200H/HS, SYSMAC α, and CS1 (excluding the C200H-02/22), KEYENCE VT2-12F/10F/10T/10S/8T/8S/7S/5T/5S/5M and DT-100

Communication address

00 H to FE H(0 to 254)

Number of occupied words

EASY mode: reception (KL to PLC): 5 words, transmission (PLC to KL): 3 words; FULL mode: reception (KL to PLC): 7 words, transmission (PLC to KL): 5 words^*4

Communication speed

2.5 Mbps, 625 kbps, 156 kbps (set with parameters)^*5

^*1 Conforms to JIS B 3502, IEC61131-2
Number of sweeps: 10 times respectively in the X, Y, and Z directions (80 minutes)
^*2 Select with the setting switch.
^*3 If a signal that exceeds the input range has been entered, FFFF (-FFFF) will be displayed. Also, when calibration settings are in effect, if the measurement value exceeds the displayable range with signals in the input range, EFFF (-EFFF) will be displayed.
^*4 In the direction of transmission/reception when seen from the master unit.
^*5 The <> do not support a communication speed of 5 Mbps.