Size: 48 x 48mm.
Body: terminal type.
Type: control output 1 point type (power AC/DC24V).
Shell color: black.
Control output: relay output.
Control mode: standard or heating cooling.
Auxiliary output points: 2 points.
SSR fault detection function for heater with broken line: detection function for single phase heater OMRON .
Event input points: -.
Transfer output: -.
Communication: RS-485.
General thermostat new high performance (high resolution, high speed, high precision input) type products
K3FL-FZ-21A-C
Support simple operation, preventive maintenance, using a new type of liquid crystal, visual angle, contrast to enhance.
High resolution 5 bit display / can display 0 OMRON . 01 degrees C (to achieve a small size of 48 x 48mm) .
High speed sampling period 60ms.
All models (thermocouple /Pt/ analog input switching), 1 machines to support a variety of sensors.
Add PV/SV state display function, to see the state of the thermostat.
(automatic / manual, RUN/STOP, alarm), interactive display PV/SV.
By supporting software (CX-ThermoVer OMRON . 4.0) to carry out a simple function (AND/OR logic and delay),
Be able to execute flexible contact output
Increase the control output ON/OFF number counting function, can predict the temperature controller internal relay faultCount input: No-voltage input .
Display: 7-segment LCD.
Max. revolutions displayed (applicable encoder resolution):
1000 s–1 (1 pulse/rev.), 1000 min–1 (60 pulse/rev.); Black body.
Revolutions displayed up to five digits.
Dual revolution display according to encoder resolution used;
1000 s–1/1000 min–1 or 1000.0 s–1 /1000.0 min–1,
Switchable dual revolution display type available (-NV1 models);
extended up to 10000 min–1. Appearance: Square/Projection type LED lighting,
(without Voltage Reduction Unit) A22L-C.
Output: SPST-NC.
Lighting: LED.
Operating voltage: 24 VAC/VDC.
Operation: Alternate operation (self-holding).
Illumination color: R (red); Y (yellow); G (green); W (white); A (blue).
Install in 22-dia. or 25-dia. Panel Cutout.
(When Using a Ring).
Lever for easily mounting and removing tthe Switch Unit OMRON K3FL-FZ-21A-C.
Increase wiring efficiency with three-row mounting of Switch Blocks.
Finger protection mechanism on Switch Unit provided as a standard feature.
Use 25-dia. ring to install in 25-dia. panel cutouts.
Mounteed using either open-type (fork-type) or closed-type OMRON K3FL-FZ-21A-C.
(round-type) crimp terminals.
IP65 oil resistance (non-lighted models).
IP65 (lighted models).
K3FL-FZ-21A-C Operation manual/Instructions/Model selection sample download link:
/searchDownload.html?Search=K3FL-FZ-21A-C&select=5