1/32 DIN Digital Panel Meter
last update: September 1, 2017
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) *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) *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 |
Item | K3GN-ND
With DC voltage, DC current, and NPN input |
K3GN-PD
With DC voltage, DC current, and PNP input |
|
---|---|---|---|
Input signal | DC voltage/current (4 to 20 mA, 1 to 5 V, ±5 V, ±10 V)
No-voltage contact (30 Hz max. with ON/OFF pulse width of 16 ms min.) Open collector (5 kHz max. with ON/OFF pulse width of 90 μs min.) |
||
Displayable range | 5 digits (-19999 to 99999) | ||
Sampling period | 250 ms | ||
Display refresh period | Sampling period: 250 ms (at 4 Hz min.), 250 × Number of averaging times (ms) (with average processing selected),
Input pulse cycle (at less than 4 Hz): Input pulse cycle × Number of averaging times |
||
Comparative output
response time (transistor outputs) |
750 ms max. (transistor output) (The time required for the judgment output to be output if the input signal rapidly changes from 15% to 95% or from 95% to 15%.) | ||
Linear output
response time |
750 ms max. (The time required for the analog
output to be output if the output signal rapidly changes from 15% to 95% or from 95% to 15%.) |
--- | |
Insulation resistance | 20 MΩ min. (at 500 VDC) between external terminal and case.
Insulation provided between inputs, outputs, and power supply. |
||
Dielectric strength | 1,000 VAC for 1 min between external terminal and case. | ||
Noise immunity | ±480 V on power supply terminals in normal mode, ±1,500 V in common mode, ±1 μs, or 100 ns for square-wave noise with 1 ns | ||
Vibration resistance | Vibration frequency: 10 to 55 Hz, 0.35-mm half amplitude for 10 min each in X, Y, and Z directions | ||
Shock resistance | Models with transistor 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 |
Front panel | NEMA4X for indoor use (equivalent to IP66), | |
Rear case | IP20 | ||
Terminals | IP00 and finger protection (VDE0106/100) | ||
Memory protection | Non-volatile memory (EEPROM) (possible to rewrite 100,000 times) | ||
Approved standards | UL508, CSA C22.2 No. 61010-1 | ||
EMC | (EMI) EN 61326-1 Industrial electromagnetic environment
Emission Enclosure: EN55011 Group 1 class A (EMS) EN 61326-1 Industrial electromagnetic environment Immunity ESD: EN 61000-4-2: 4 kV (contact discharge), 8 kV (air discharge) Immunity RF-interference: EN 61000-4-3: 10 V/m (amplitude-modulated, 80 MHz to 1 GHz) Immunity Fast Transient Noise: EN 61000-4-4: 2 kV (power line) Immunity Burst Noise: 1 kV line to line (I/O signal line) Immunity Surge: EN 61000-4-5: 1 kV line to ground (power line) Immunity Conducted Disturbance EN 61000-4-6: 3 V (0.15 to 80 MHz) Immunity Power Frequency Magnetic EN 61000-4-8: 30 A/m (50 Hz) continuous time |
Note: The shaded ranges indicate default settings.
Item | Resistive load (cosφ = 1) |
---|---|
Rated load | 1 A at 30 VDC |
Rated through current | 1 A max. (at COM terminal) |
Min. permissible load (P level, reference value) | 10 mV, 10 μA |
Mechanical life | 50,000,000 operations min. |
Electrical life | 100,000 operations min. |
Rated load voltage | 24 VDC |
---|---|
Max. load current | 50 mA |
Leakage current | 100 μA max. |
Item | RS-485 | |
---|---|---|
Communications method | 2-wire, half-duplex | |
Synchronization method | Start-stop synchronization | |
Baud rate | 1,200/2,400/4,800/9,600/19,200 bps | |
Transmission code | ASCII | |
Communications | Reading/Writing
to the K3GN |
Read/write comparative set values, read/write scaling values, enable/disable the writing of data through communications, forced-zero control, and other data. |
Item | 0 to 20 mA | 4 to 20 mA | 0 to 5 V | 1 to 5 V | 0 to 10 V |
---|---|---|---|---|---|
Permissible load impedance | 500 Ω max. | 5 kΩ min. | |||
Resolution | Approx. 10,000 | ||||
Output error | ±0.5% full scale | ±0.5 full scale. ±0.15 V at 1 V or less (no output for 0 or less) |
last update: September 1, 2017