Omron K8AC-H2 Manual page 5

Characteristics
Heater control method Models for ON/OFF control (e.g., SSRs or contactors)
Item
Heater current
Input range
input
(at 10 to 30°C)
category II
Measurement accuracy
Voltage Input range
fluctuation
compensation
Measurement accuracy
category II
Gate input Input range
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
Current Transformer
primary current
Maximum
allowable input Gate signal: 4 to 20 mA
Voltage pulse gate in-
put
Gate signal: 4 to 20 m
Input imped-
Voltage pulse gate in-
ance
put
Weight
Memory protection
Installation environment
Approved standards
EMC
*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.
Model K8AC-H@@@C@-FLK
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.
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
2,000 V for 1 min
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
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
2 2
150 m/s (100 m/s for relay contacts) 3 times in 6 directions in X, Y, and Z directions
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:
Radiated Interference Electromagnetic Field Strength: EN55011 Group 1, class A
Noise Terminal Voltage:
EMS:
ESD Immunity:
Electromagnetic Immunity:
Fast Transient Burst Immunity:
Surge immunity:
Conducted Noise Immunity
Voltage Dip/Interrupting Immunity
Models for phase control and cycle control
K8AC-H@@P@-FLK
±6% rdg ±10 digits max. *2
4 to 20 mA DC
3.5 s max.
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)
8 kV (air discharge)
EN61000-4-3: 10 V/m 1 kHz sine wave amplitude modulation
(80 MHz to 1 GHz)
EN61000-4-4: 2 kV (power line)
1 kV (I/O signal line)
EN61000-4-5: 1 kV (line to line, power line)
2 kV (line to ground, power line)
EN61000-4-6: 3 V (0.15 to 80 MHz)
EN61000-4-11: 0.5 cycle, 0.180°,100% (rated voltage)
K8AC-H
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