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參數(shù)資料
| 型號(hào)： | K3NR-PB2A |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | High-speed, Intelligent Interface Modules |
| 中文描述： | 高速，智能接口模塊 |
| 文件頁數(shù)： | 4/28頁 |
| 文件大?。?/td> | 595K |
| 代理商： | K3NR-PB2A |
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K-132
Frequency/Rate Meter
K3NR
I
Characteristics
Note: 1.
The linear output range cannot be set when connected to a 1 mV/10-digit Linear Output Board.
2.
Not effective for operating mode 7.
Input signal
No-voltage contact (30 Hz max., ON/OFF pulse width: 15 ms min.)
Voltage pulse (50 kHz max., ON/OFF pulse width: 9
μ
s min., ON voltage: 4.5 to 30 V/OFF voltage:
30 to 2 V)
Open collector (50 kHz max., ON/OFF pulse width: 9
μ
s min.)
Connectable Sensors
ON residual voltage: 3 V max.
OFF leakage current: 1.5 mA max.
Load current:
Must have switching capacity of 20 mA min.
Must be able to dependably switch a load current of 5 mA max.
Operating modes 1 and 6:
±
0.006%rdg
±
1 digit
Operating modes 2 to 5:
±
0.02%rdg
±
1 digit
Operating mode 1: Rotational/circumferential speed
0.0005 to 50,000 Hz
Operating mode 2: Absolute ratio
0.0005 to 50,000 Hz
Operating mode 3: Error ratio
0.0005 to 50,000 Hz
Operating mode 4: Rotational difference
0.0005 to 50,000 Hz
Operating mode 5: Flow rate ratio
0.0005 to 50,000 Hz
Operating mode 6: Passing time
0.0005 to 50,000 Hz
Operating mode 7: Pulse counting
0 to 4G count (32-bit counter)
5 digits (
19999 to 99999)
7-segment LED
“
”
is displayed automatically with a negative input signal.
Leading zeros are not displayed.
Programming via front-panel key inputs. (0.0001 x 10
9
to 9.9999 x 10
9
, decimal point can be set freely)
Can be set using prescale value teaching.
Max. value (peak) hold, Min. value (bottom) hold
Measuring accuracy
(at 23
±
5
°
C)
Measuring modes and
ranges
(Operating modes 1 to 6 are
for no-contact sensor
models)
Max. displayed digits
Display
Polarity display
Zero display
Prescale function
HOLD functions
(see note 2)
External control
HOLD (Process value held)
RESET (Maximum/minimum data reset, counting value reset)
BANK (Selection of one bank out of 4 banks of set values)
(Selection of one bank out of 4 banks of prescale values)
Programmable with front-panel key inputs (1 to 9999).
Comparative output
hysteresis setting
Other functions
Variable linear output range (for models with linear outputs only) (note 1)
Remote/Local processing (available for communications output models only)
Maximum/Minimum value data reset with front panel keys
Comparative output pattern selection
Process time for averaging measured values
Startup compensation time (0.0 to 99.9 s)
Time unit display
Security
Memory power failure
Relay contact output (3 or 5 outputs)
Transistor output (NPN and PNP open collector), BCD (NPN open collector)
Parallel BCD (NPN open collector) + transistor output (NPN open collector)
Linear output (4 to 20 mA, 1 to 5 V) + transistor output (NPN open collector)
Communication functions (RS-232C, RS-485, RS-422)
Communication functions (RS-232C, RS-485, RS-422) + transistor output (NPN open collector)
Operating modes 1 to 6: 200 ms max.
Operating mode 7:
1 ms max.
Linear output response time
Operating modes 1 to 6: 220 ms max.
Operating mode 7:
20 ms max.
Degree of protection
Front panel: NEMA4X for indoor use (equivalent to IP66)
Rear case: IEC standard IP20
Terminals:
IEC standard IP00
Memory protection
Non-volatile memory (EEPROM) (possible to rewrite 100,000 times)
Output configuration
Delay in comparative
outputs (at transistor output)
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