K8AC-CT20S Omron, K8AC-CT20S Datasheet - Page 5

• Manufacturer Part Number: K8AC-CT20S
• Description: CURRENT TRANSFORMER .2-22A
• Manufacturer: Omron
• Series: K8ACr

Specifications of K8AC-CT20S

• Accessory Type: Current Transformer
• For Use With/related Products: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: K8ACCT20S

Characteristics
*1. The Current Transformers are sold separately.
*2. The values for measurement current apply when the K8AC-H is used in combination with a Current Transformer.
Item
Heater current
input
(at 10 to 30°C)
category II
Voltage
fluctuation
compensation
category II
Gate input
Display cycle
Output ON-delay time
Soft start time
Output reset method
Alarm hysteresis
Output response time
Insulation resistance
Dielectric strength
Noise immunity
Vibration resistance
Shock resistance
Maximum
allowable input
Input imped-
ance
Weight
Memory protection
Installation environment
Approved standards
EMC
Input range
Measurement accuracy
Input range
Measurement accuracy
Input range
Current Transformer
primary current
Gate signal: 4 to 20 mA
Voltage pulse gate in-
put
Gate signal: 4 to 20 m
Voltage pulse gate in-
put
Heater control method Models for ON/OFF control (e.g., SSRs or contactors)
Model
K8AC-H@1@@: 0.200 to 2.200 A (Current Transformer: K8AC-CT20S (5.8 dia.), K8AC-CT20L (12 dia.) *1)
K8AC-H@2@@: 2.00 to 22.00 A (Current Transformer: K8AC-CT20S (5.8 dia.), K8AC-CT20L (12 dia.) *1)
K8AC-H@3@@: 20.0 to 200.0 A (Current Transformer: K8AC-CT200 (12 dia.), K8AC-CT200L (30 dia.) *1)
±3% rdg ±10 digits max. *2
85 to 264 VAC
±3% rdg ±10 digits max.
0 to12 VDC or 0 to 24 VDC
ON: 9.6 VDC max., OFF: 1 VDC min.
Selectable: Immediate, 0.2 s, 0.5 s, 1.0 s
0.0 to 99.9 s (operating time)
0.0 to 99.9 s (used when using the soft start function of a Power Controller)
Automatic reset
1 to 999 digits
500 ms max.
20 MΩ min.
2,000 V for 1 min
Power supply terminals normal/common mode: ±1,500 V (startup 1-ns square-wave noise, pulse width: 1 µs/100 ns)
Vibration: 10 to 55 Hz, Acceleration: 50 m/s
150 m/s
K8AC-H@1@@: 4 A: 30 s, 12 A: 1 s
K8AC-H@2@@: 40 A: 30 s, 120 A: 1 s
K8AC-H@3@@: 400 A: 30 s, 1,200 A: 1 s
40 mA DC continuous
30 VDC continuous
50 Ω max.
4 kΩ min.
Approx. 200 g
Non-volatile memory (number of writes: 100,000 operations)
Installation Category 2, Pollution Class 2
UL61010-1 and CAN/CSA C22.2 No.61010-1-04 (UL pending)
EN 61010-1 (IEC 61010-1) (TÜV evaluation)
EMI:
EMS:
Radiated Interference Electromagnetic Field Strength: EN55011 Group 1, class A
Noise Terminal Voltage:
ESD Immunity:
Electromagnetic Immunity:
Fast Transient Burst Immunity:
Surge immunity:
Conducted Noise Immunity
Voltage Dip/Interrupting Immunity
Between terminals and case
Between power supply terminals/CT primary terminals and gate input terminals/communications terminals
Between power supply terminals/CT primary terminals and output terminals
Between gate input terminal/communications terminals and output terminals
Between terminals and case
Between power supply terminals/CT primary terminals and gate input terminals/communications terminals
Between power supply terminals/CT primary terminals and output terminals
Between gate input terminal/communications terminals and output terminals
2
(100 m/s
K8AC-H@@@C@-FLK
2
for relay contacts) 3 times in 6 directions in X, Y, and Z directions
2
for 5 min with 10 sweeps each in X, Y, and Z directions
EN61326 Industrial applications
EN55011 Group 1, class A
EN61326 Industrial applications
EN61000-4-2: 4 kV (contact discharge)
EN61000-4-3: 10 V/m 1 kHz sine wave amplitude modulation
EN61000-4-4: 2 kV (power line)
EN61000-4-5: 1 kV (line to line, power line)
EN61000-4-6: 3 V (0.15 to 80 MHz)
EN61000-4-11: 0.5 cycle, 0.180°,100% (rated voltage)
±6% rdg ±10 digits max. *2
4 to 20 mA DC
3.5 s max.
Models for phase control and cycle control
8 kV (air discharge)
(80 MHz to 1 GHz)
1 kV (I/O signal line)
2 kV (line to ground, power line)
K8AC-H@@P@-FLK
K8AC-H
5