K8AB-TH11S データシートの表示（PDF） - OMRON Corporation
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K8AB-TH11S Datasheet PDF : 7 Pages
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Nomenclature
K8AB-TH
■ Front Operations
Power indicator (PWR): Green
Alarm indicator (ALM): Red
Output latch
reset button
TH11
Alarm setting
rotary switch
Indicators
Item
Power indicator
(PWR)
Alarm indicator
(ALM)
Usage
Lit: Power supply is ON.
Flashing: SV protected.
Lit: Relay is operating.
Flashing: Sensor is disconnected or there is a
Temperature Monitoring Relay error. (See note 1.).
Operation Switches
Item
Output latch reset
button
Alarm setting
rotary switch
Usage
The output latch can be reset by pressing this button.
(Enabled when latch is enabled.) (See note 2.)
Set each digit of the alarm set temperature.
K8AB-TH11S: x1, x10, x100 digits
K8AB-TH12S: x10, x100, x1000 digits
Note: 1. The ALM indicator will flash and the relay outputs will turn ON if any
of the following conditions occur.
(1) The temperature input value exceeds the specified range.
(2) The temperature set value exceeds the specified range.
(3) There is an error in the internal circuits.
2. The SV protection will function when the latch reset button is pressed
for at least 5 s.
The power indicator will flash when the SV is protected. To release
the protection, press the latch reset button again for at least 5 s.
Alarm Setting Rotary Switch
78
Turn the arrow in the direction of the number to set.
■ Function Setting DIP Switch
SW1
SW2
SW3
SW4
SW5
SW6
SW7
SW8
This DIP switch is provided on the side
of the Temperature Monitoring Relay.
(All switches are OFF for the default
settings.)
OFF
ON
SW1
SW2
SW3
SW4
SW5
SW6
SW7
SW8
Function
Alarm mode
OFF
Upper-limit alarm
ON
Lower-limit alarm
Output latch selector
OFF
Enabled
ON
Disabled
Operation selector: Non-fail safe/ OFF
fail safe
ON
Non-fail safe
Fail safe
Temperature unit
OFF
°C
ON
°F
Input type selector
Refer to the following table.
Not used.
---
Default
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
K8AB-TH11S
SW5
SW6
SW7
K
OFF
OFF
OFF
J
OFF
OFF
ON
T
OFF
ON
OFF
Sensor type
E
Pt100*
OFF
ON
ON
OFF
ON
OFF
Pt100*
ON
OFF
ON
Pt100*
ON
ON
OFF
Pt100*
ON
ON
ON
* The type will be Pt100 for any of these settings.
K8AB-TH12S
SW5
SW6
SW7
K
OFF
OFF
OFF
J
OFF
OFF
ON
T
OFF
ON
OFF
Sensor type
E
B
OFF
ON
ON
OFF
ON
OFF
R
ON
OFF
ON
S
ON
ON
OFF
PLII
ON
ON
ON
5
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