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F-6

1/32 DIN Digital Panel Meter 

K3GN

Ordering Information

List of Models

Note: Refer to page 10 for information on models with normally energized relays.

Specifications

Ratings

Note: 1. A control power supply capacity greater than the rated capacity is required when the Digital Panel Meter is turned ON. Do not forget to 

take this into consideration when using several Digital Panel Meters. When power is supplied, all indicators will light and outputs will be 
OFF. When using startup compensation time operation, the display will read “

00000

” and all outputs will be OFF.

2. Enabled only when using DC voltage/current input. (Min.time for control signal input: 80 ms)

Supply 

voltage

Input type

Output type

Model

Judgement output

Data transmission output

24 VDC

DC voltage, DC current, 
or NPN input

2 relay contact outputs 
(SPST-NO)

None

K3GN-NDC  24 VDC

RS-485

K3GN-NDC-FLK  24 VDC

DC current (0 to 20 mA, 4 to 20 mA)

K3GN-NDC-L1  24 VDC

DC voltage (0 to 5 V, 1 to 5 V, 0 to 10 V)

K3GN-NDC-L2  24 VDC

2 relay contact outputs 
(SPST-NO)
Normally energized 
relays (See note.)

None

K3GN-NDC-400  24 VDC

RS-485

K3GN-NDC-FLK-400  24 VDC

DC current (0 to 20 mA, 4 to 20 mA)

K3GN-NDC-L1-400  24 VDC

DC voltage (0 to 5 V, 1 to 5 V, 0 to 10 V)

K3GN-NDC-L2-400  24 VDC

3 transistor outputs (NPN 
open collector)

None

K3GN-NDT1  24 VDC

RS-485

K3GN-NDT1-FLK  24 VDC

DC current (0 to 20 mA, 4 to 20 mA)

K3GN-NDT1-L1  24 VDC

DC voltage (0 to 5 V, 1 to 5 V, 0 to 10 V)

K3GN-NDT1-L2  24 VDC

DC voltage, DC current, 
or PNP input

2 relay contact outputs
(SPST-NO)

None

K3GN-PDC  24 VDC

RS-485

K3GN-PDC-FLK  24 VDC

3 transistor outputs (PNP 
open collector)

None

K3GN-PDT2  24 VDC

RS-485

K3GN-PDT2-FLK  24 VDC

Item

K3GN-ND

With DC voltage, DC current, and NPN input

K3GN-PD

With DC voltage, DC current, and PNP input

Supply voltage

24 VDC

Operating voltage range

85% to 110% of the rated supply voltage

Power consumption (at max. load) (See note 1.)

2.5 W max. (at max. DC load with all indicators lit)

Input signal

DC voltage, DC current, no-voltage contact, open collector

DC voltage/current 
input

A/D conversion

Double integral method

Pulse signal input

Pulse measurement 
method

Periodic measurement method

External power supply

None

Control input

Present value hold or forced zero (selectable) (See note 2.)

Outputs
(Outputs depend on 
the model.)

Relay contact output

1 A, 30 VDC (resistive load), mechanical life: 50,000,000 operations min., electrical life: 100,000 
operations min. 

Transistor output

Max. load voltage: 24 VDC, Max. load current: 50 mA, Leakage current: 100 

μ 

A max.

Communications output

RS-485 (2-wire, half-duplex)

Linear output

DC current (0 to 20 mA DC, 4 to 20 mA: Load: 
500 

Ω

 max., Resolution: Approx. 10,000)

DC voltage (0 to 5 VDC, 1 to 5 VDC, 0 to 10 VDC: 
Load: 5k 

Ω

 min., Resolution: Approx. 10,000)

---

Display

Negative LCD (backlit LCD) display
7-segment digital display, character height: 7.0 mm, and single illuminated display

Main functions

Scaling, prescaling, teaching, average processing, forced zero, display color selection, output type 
selection, key protection, startup compensation timer, hysteresis

Ambient temperature 

Operating:  

10

°

C to 55

°

C (with no condensation or icing)

Storage:  

25

°

C to 65

°

C (with no condensation or icing)

Ambient humidity 

Operating: 25% to 85%

Altitude

2,000 m max. 

Accessories

Rubber packing, fixture, operation manual

Summary of Contents for K3GN

Page 1: ...rrent PNP 2 Output Type C 2 relay contact outputs SPST NO C FLK 2 relay contact outputs SPST NO and RS 485 C L1 2 relay contact outputs SPST NO and DC current 0 to 20 mA 4 to 20 mA C L2 2 relay contac...

Page 2: ...VDC RS 485 K3GN PDC FLK 24 VDC 3 transistor outputs PNP open collector None K3GN PDT2 24 VDC RS 485 K3GN PDT2 FLK 24 VDC Item K3GN ND With DC voltage DC current and NPN input K3GN PD With DC voltage D...

Page 3: ...sistor outputs 150 m s2 three times each in 3 axes 6 directions Models with contact outputs 100 m s2 three times each in 3 axes 6 directions Weight Approx 100 g Main Unit only Degree of protection Fro...

Page 4: ...23 C 100 000 operations min at the rated load with a switching frequency of 1 800 operations hr Rated load voltage 24 VDC Max load current 50 mA Leakage current 100 A max Item RS 485 Communications me...

Page 5: ...mmunications writing is enabled and is out when it is disabled 3 Level indicator Displays the current level that the K3GN is in See below for details 4 Level Key Used to change the level 5 Mode Key Us...

Page 6: ...nergized Relays K3GN NDC 400 24 VDC K3GN NDC FLK 400 24 VDC K3GN NDC L1 400 24 VDC K3GN NDC L2 400 24 VDC Relation between Output Type and Relay Output Operation Hysteresis Set value Measurement value...

Page 7: ...5 VDC 1 to 5 VDC 0 to 10 VDC I K L Outputs Outputs relay or transistor outputs There is also a PASS output for models with transistor outputs I J K L B A 7 8 7 8 C 1 2 3 1 2 3 A 9 10 11 12 9 10 11 12...

Page 8: ...EEPROM Analog input terminal Pulse Control input terminal Control input circuit A D conversion circuit Waveform rectification circuit Micro computer Note 1 Transistor output models only 2 Linear outpu...

Page 9: ...r example when adjusting reference values Note This function can be used only when forced zero operation protection is released Changing the Display Color The color of the value displayed can be set t...

Page 10: ...erproof when gang mounted 7 mm 3 6 mm Main Display Character Size The K3GN uses M3 terminals A terminal cover is provided Panel Cutout Dimensions K3GN For installation insert the K3GN panel into the r...

Page 11: ...e surface of the soup is detected with an ultrasonic sensor and based on this distance the K3GN displays the remaining quantity When the remaining quantity of soup decreases to less than 20 the K3GN l...

Page 12: ...of the product may be damaged by organic solvents thinner benzine etc strong alkaline materials and strong acid materials 6 Avoid storing in high humidity or in a corrosive gas environment including d...

Page 13: ...hen setting up the control system 10 Install an external switch or circuit breaker and label them clearly so that the operator can quickly turn OFF the power 11 Ensure that the rated voltage is achiev...

Page 14: ...PAIR Application Considerations SUITABILITY FOR USE OMRON shall not be responsible for conformity with any standards codes or regulations that apply to the combination of products in the customer s ap...

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