CPU unit KV-8000

Model

KV-8000

General specifications

Power voltage

System configuration using an expansion unit for KV-5000/3000 Series:
24 VDC (±10%)
System configuration using an only expansion unit for KV-8000/7000 Series:
24 VDC (-15% +20%)

Operating ambient temperature

System configuration using an expansion unit for KV-5000/3000 Series:
0 to +50°C^{*1 *2} (no freezing)
System configuration using an only expansion unit for KV-8000/7000 Series:
0 to +55°C^{*1 *2} (no freezing)

Operating ambient humidity

System configuration using an expansion unit for KV-5000/3000 Series:
10 to 95% RH^*1 (no condensation)
System configuration using an only expansion unit for KV-8000/7000 Series:
5 to 95% RH^*1 (no condensation)

Ambient temperature for storage

System configuration using an expansion unit for KV-5000/3000 Series:
-20 to +70°C^*1
System configuration using an only expansion unit for KV-8000/7000 Series:
-25 to +75°C^*1

Storage relative humidity

System configuration using an expansion unit for KV-5000/3000 Series:
10 to 95% RH^*1 (no condensation)
System configuration using an only expansion unit for KV-8000/7000 Series:
5 to 95% RH^*1 (no condensation)

Operating environment

No dust or corrosive gas

Altitude

2000 m or less

Noise immunity

1500 Vp-p or more;
pulse duration: 1 µs, 50 ns (based on noise simulator);
IEC standard-compliant (IEC61000-4-2/3/4/6)

Withstand voltage

1500 VAC for one minute
(between the power terminals and the I/O terminals,
and between the external terminals and the case)

Insulation resistance

50 MΩ or more
(between the power terminals and the I/O terminals
and between the external terminals and the case,
with 500 VDC megohmmeter)

Vibration resistance

Intermittent vibration

Frequency 5 to 9 Hz

Half amplitude: 3.5 mm^*3

Frequency 9 to 150 Hz

Acceleration: 9.8 m/s^2*3

Continuous vibration

Frequency 5 to 9 Hz

Half amplitude: 1.75 mm^*3

Frequency 9 to 150 Hz

Acceleration: 4.9 m/s^2*3

Internal current consumption (excluding current for driving input circuits)

400 mA or less^*4

Shock resistance

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

Overvoltage category

I (II when using KV-PU1)

Pollution degree

2

Weight

KV-8000: Approx. 340 g,
KV-B1 (battery): Approx. 10 g

Performance specifications

Calculation control method

Program storage method

I/O control method

Refresh method

Programming language

Expanded ladder, KV Script, mnemonic

Number of commands

Basic instruction: 80 classes, 181 instructions
Application instruction: 50 classes, 67 instructions
Calculation instructions: 125 classes, 318 instructions
Expansion instructions: 77 classes, 132 instructions
Total: 332 classes, 698 instructions

Instruction execution speed

Basic instruction: Min. 0.96 ns
Application instruction: Min. 5.75 ns
Double precision floating-point instruction: Min. 58 ns

CPU memory capacity

64 MB

Program capacity

Approx. 1500 k steps

Maximum number of units to be installed

16 units (KV-8000/7000 Series expansion unit only),
48 units (KV-8000/7000 Series expansion unit,
KV-5000/3000 Series expansion unit
(when extension unit (KV-EB1) is used))

Maximum number of I/O points

Maximum 3072 points for expansion
(KV-EB1S/KV-EB1R: 2 units used, 64-point unit used)

Bit device

Input relay R

Total 32000 points 1 bit

Output relay R

Internal auxiliary relay R

Self-diagnosis function

CPU error, RAM error, and other problems

Bit device

Link relay B

32768 points 1 bit

Internal auxiliary relay MR

64000 points 1 bit

Latch relay LR

16000 points 1 bit

Control relay CR

1280 points 1 bit

Word device

Timer T

4000 points 32 bits

Counter C

Data memory DM

65535 points 16 bits

Expansion data memory EM

File register

Current bank FM

524288 points 16 bits

Dial mode ZF

Link register W

32768 points 16 bits

Temporary memory TM

512 points 16 bits

Index register Z

12 points 32 bits

Control memory CM

7600 points 16 bits

Number of comments/ labels stored in main unit

Device comment

Approx. 224000

Label

Approx. 285000

Power off hold function

Program memory

Flash ROM can be written 10000 times

Device

Nonvolatile RAM

Calendar clock

Backup capacitor lasts approx. 15 days (at 25°C)
(Approx. 5 years with KV-B1 (battery) (at 25°C))