Basic Unit 16-input, 16-output

Model

KV-NC32T

General specifications

Supply voltage

24 VDC (+10%/-15%)

Surrounding air temperature

0 to + 55°C 32 to + 131°F (no freezing)^*1

Storage temperature

-25 to + 75°C -13 to 167°F

Operating ambient humidity

5 to 95% RH (no condensation)

Withstand voltage

1500 VAC for 1 minute, between power supply terminal and I/O terminals
and between all external terminals and case
(1000 VAC for 1 minute, between power supply terminal and output terminals for the transistor output type expansion unit)

Noise immunity

1500 V peak-to-peak or more, pulse width 1 µs, 50 ns (by noise simulator), IEC standard compliant (IEC61000-4-2/3/4/6)

Vibration resistance

Intermittent vibration

Frequency: 5 to 9 Hz

Amplitude : 3.5 mm 0.14"^*2

Frequency: 9 to 150 Hz

Acceleration : 9.8 m/s^2*2

Continuous vibration

Frequency: 5 to 9 Hz

Amplitude : 1.75 mm 0.07"^*2

Frequency: 9 to 150 Hz

Acceleration : 4.9 m/s^2*2

Shock resistance

Acceleration : 150 m/s² , application time : 11 ms, two times in each of the X, Y, and Z directions

Insulation resistance

50 MΩ or more
(500 VDC megger used to perform measurements between power terminal and input terminals, and between all external terminals and case)

Operating environment

As little dust and corrosive gases as possible

Operating altitude

2000m 6561.7'or less

Overvoltage category

Ⅰ

Pollution degree

2

Performance specifications

Calculation control method

Program storage method

I/O control method

Refresh method

Program language

Expansion ladder, KV script, mnemonic

Number of instructions

Basic instructions : 81 kinds and 182 instructions, application instructions : 39 kinds and 56 instructions, calculation instructions : 123 kinds and 311 instructions, expansion instructions : 92 kinds and 141 instructions, total : 335 kinds and 690 instructions

Instruction execution speed

Basic instruction: 50 ns minimum, Application instruction: 170 ns minimum

Program capacity

32k steps

Maximum number of attachable I/O units

8

Maximum number of I/O points

256

Input relay/Output relay/Internal auxiliary relay

R

9,600 total, 1 bit (R000 to R59915)

Link relay

B

8,192, 1 bit (B0 to B1FFF)

Internal auxiliary relay

MR

9,600, 1 bit (MR000 to MR59915)

Latch relay

LR

3,200, 1 bit (LR000 to LR19915)

Control relay

CR

1,440, 1 bit (CR000 to CR8915)

Timer

T

512, 32 bits (T0 to T511)

Counter

C

256, 32 bits (C0 to C255)

Data memory

DM

32,768, 16 bits (DM0 to DM32767)

Link register

W

16,384, 16 bits (W0 to W3FFF)

Temporary memory

TM

512, 16 bits (TM0 to TM511)

High-speed counter

CTH

3 points (CTH0 and CTH2), 32-bit automatic reset counter^*3(Input response: 100 kHz per single phase, 50 kHz per phase difference)^*4

High-speed counter comparator

CTC

6 points (CTC0 to CTC5), 32 bits, two points per high-speed counter

Index register

Z

12 points 32 bits (Z01 to Z12)

Control memory

CM

9,000 points 16 bits (CM0 to CM8999)

Positioning pulse output

3 axes
Maximum output frequency : 100 kHz

Base unit I/O

Input : 16 points,
output : 16 points
Input common : 1 point
Output common : 1 points

Number of comments and labels that can be stored in the main unit

Device comment

20,000
When a maximum-length ladder programme is written with no labels.

Label

28,000
When a maximum-length ladder programme is written with no device comments.

Power off hold function

Program memory

Flash ROM can be rewritten 10,000 times

Device

Nonvolatile RAM^*5

Clock function

±60 seconds/month (at 25°C 77°F)

Self-diagnosis function

CPU error, RAM error, and other problems

Input specifications

Relay number

General input: R000 to R009 (10 points), High-speed A-phase and B-phase input: R010 to R015 (6 points)

Input mode

24 VDC input (open collector)

Maximum input voltage

26.4 VDC

Rated input voltage

24 VDC (General input: 5.3 mA, High-speed A-phase and B-phase input: 6.5 mA^*6)

Minimum ON voltage

19 VDC

Maximum OFF current

1.5mA

Common method

All points/1 common (1 terminal)

Circuit delay time

General input: OFF to ON Max. 30 µs (Typ. 3.5 µs), ON to OFF Max. 50 µs (Typ. 15 µs)
High-speed A-phase and B-phase input: OFF to ON Max. 2 µs (Typ. 1.1 µs), ON to OFF Max. 2 µs (Typ. 0.3 µs)^*7

Input time constant

Normal: 10 ms, When the HSP instruction is used: 10 µs
When CR2305 is turned ON: 10 µs to 10 ms, eight-level switching is possible (set with CM1620). Can also be set from the Unit Editor.^*7

Delay by input time constant
Input time constant setting 10 µs: Digital filter 1.6 to 2 µs
Input time constant setting 20 µs: Digital filter 9 to 12 µs
Input time constant setting 110 µs: Digital filter 90 to 93 µs
Input time constant setting 500 µs: Digital filter 300 to 400 µs
Input time constant setting 1 ms: Digital filter 800 to 900 µs
Input time constant setting 2.5 ms: Digital filter 2.3 to 2.4 ms
Input time constant setting 5 ms: Digital filter 4.0 to 4.5 ms
Input time constant setting 10 ms: Digital filter 9 to 9.5 ms

Response frequency

Single phase : 100 kHz, phase difference : 50 kHz, 24 V±10%, Duty 50%

Output specifications

Relay number

R506 to R515 (10 points)

Output mode

MOSFET (N-ch) output

Rated load

30 VDC, 0.2 A (1.6 A/common)

Maximum OFF voltage

30 VDC

Leakage current at OFF

100µA or less

Residual voltage at ON

0.6 VDC or less

Common method

16 points/1 common
(Common to high-speed output)

ON/OFF response time

OFF to ON : 100 µs (load of 1 mA or more)
ON to OFF : 200 µs (load of 1 mA or more)

Overcurrent protection

Protection provided for each common^*8

Output frequency

100 kHz (7 to 100 mA load)

Built-in serial port

Interface

Communication standard

RS-232C

Connection

Modular connector

Transmission specifications RS-232C

Baud rate

1,200, 2,400, 4,800, 9,600, 19,200, 38,400, 57,600, 115,200bps

Transmission method

Full duplex

Data format

Start bit

1 bit

Data bits

7 bits, 8 bits

Stop bits

1 bit, 2 bits

Error detection

Parity

Even, odd, none

Transmission distance

15m 49.2'

Number of transmission units

1

Indication

Common between SD/RD
SD : (green)
RD : (red)
The colour may appear as orange during
transmission.

Internal current consumption

260 mA

Weight

Approx. 220 g