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Bangladesh Distributor

K8AC-H

Digital Heater Element Burnout Detector

K8AC-H

A high-precision Heater Element Burnout Detector compatible with a wide-range of heater control methods.

Item list of K8AC-H

about this Product Family

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last update: September 02, 2015

Digital Heater Element Burnout Detectors

Models with Push-in Terminals (Power Input: Screw Terminals)

Power
supply
voltage		 Heater
control
method		 Input
specifica-
tions		 Output
specifications		 Commu-
nica-
tions
output		 Current input range
0.200 to 2.200 A 2.00 to 22.00 A 20.0 to 200.0 A
100 to
240 VAC		 ON/OFF
control
SSR
control		 Two
current
inputs
(for either
single-
phase or
three-
phase)		 One relay
output		 RS-485 K8AC-H21CC-FLK K8AC-H22CC-FLK K8AC-H23CC-FLK
Two transistor
outputs		 K8AC-H21CN-FLK K8AC-H22CN-FLK K8AC-H23CN-FLK
Phase
control
Cyclic
control		 One relay
output		 K8AC-H21PC-FLK K8AC-H22PC-FLK K8AC-H23PC-FLK
Two transistor
outputs		 K8AC-H21PN-FLK K8AC-H22PN-FLK K8AC-H23PN-FLK
Applicable Current Transformer K8AC-CT20S or K8AC-CT20L K8AC-CT200 or
K8AC-CT200L		 Current
Transformers
(sold separately)

Note: Consult with an OMRON representative if multiple heaters with different capacities are to be connected in parallel or
          if the heater resistance will vary.

Models with Screw Terminals [Production To Be Discontinued at the End of March 2009]

Power
supply
voltage		 Heater
control
method		 Input
specifica-
tions		 Output
specifications		 Commu-
nica-
tions
output		 Current input range
0.200 to 2.200 A 2.00 to 22.00 A 20.0 to 200.0 A
100 to
240 VAC		 ON/OFF
control
SSR
control		 Two
current
inputs
(for either
single-
phase or
three-
phase)		 One relay
output		 RS-485 K8AC-H11CC-FLK K8AC-H12CC-FLK K8AC-H13CC-FLK
Two transistor
outputs		 K8AC-H11CT-FLK K8AC-H12CT-FLK K8AC-H13CT-FLK
Phase
control
Cyclic
control		 One relay
output		 K8AC-H11PC-FLK K8AC-H12PC-FLK K8AC-H13PC-FLK
Two transistor
outputs		 K8AC-H11PT-FLK K8AC-H12PT-FLK K8AC-H13PT-FLK
Applicable Current Transformer K8AC-CT20S or K8AC-CT20L K8AC-CT200 or
K8AC-CT200L		 Current
Transformers
(sold separately)

Note: Consult with an OMRON representative if multiple heaters with different capacities are to be connected in parallel
         or if the heater resistance will vary.

Optional Products (Sold Separately)

Current Transformers

Through-hole diameter Rated current Installation method Model
5.8-mm dia. 0.200 to 22.00 A Surface-mounted with screws K8AC-CT20S
12-mm dia. Rear-surface mounted with screws
Binding band		 K8AC-CT20L
20.0 to 200.0 A Rear-surface mounted with screws
Binding band		 K8AC-CT200
30-mm dia. 20.0 to 200.0 A Surface-mounted with screws K8AC-CT200L

Note: When selecting a Current Transformer, make sure that the rated current of the heater does not exceed the rated
          upper limit or the rated current of the Current Transformer.

last update: September 02, 2015

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