PENTA P6000 6-Digit Frequency Meter

OPERATION MODES

1. FREQUENCY/TACHOMETER MODE
Frequency range: 10⁶ Hz to 7 MHz
Accuracy at 25°C (square wave): ±0.0002% (±2 ppm)
Gate time, actual: Programmable from 10 ms to 99.99 s plus adder to complete last period
Calculation time: 20-50 ms
Measurement time for 6-digit resolution: Below 10 Hz: 0.05 sec + 1 period
Above 10 Hz: 0.15 s

2. FREQUENCY RATIO MODE (FB/FA)
B and A frequencies, max: 7 MHz
B and A frequencies, min: 0.2 Hz
Accuracy, FB > 5 kHz: ±1/(measurement time x FB)
Accuracy, FB < 5 kHz: ±1/(measurement time x 5 kHz)

3. PULSE TOTALIZER MODE
Frequency range: 0 to 7 MHz
Counting direction: Up or down (determined by sign of scale factor)
Display capacity, normal: 99,999 to 999,999
Display capacity, overflow: 9.9 E9 to 9.99 E9
Display offset (preset): 99,999 to 999,999
Internal count capacity: 6 x 10¹⁰ counts

4. PERIOD/PERIOD-AVERAGE MODE
Period range: 140 ns to 36 days
Display capacity: 999,999 units of time
Unit of time: Programmable from 10 ns to 0.1 hr
Accuracy at 25°C (square wave): ±0.0002% (±2 ppm)

5. TIME-INTERVAL/TIME-INTERVAL-AVERAGE MODE
Interval range, A to B: 500 ns to 36 days
Display capacity: 999,999 units of time
Unit of time: Programmable from 10 ns to 0.1 hr
Trigger error (square wave, 7 MHz): +100 ns / 50 ns

6. PROCESS METER MODE
Signal range: 0-1 mA, 4-20 mA, 0-5 V, 1-5 V, 0-10 V dc (jumper-selectable)
Output to main meter: 1 Hz to 10 kHz
Meter scaling: Frequency/rate meter mode with software scale and offset
Low-level cutoff: Jumper selection to disable output below 10 Hz, 50 Hz or 260 Hz

7. INTEGRATING TOTALIZER MODE
Signal range: 0-1 mA, 4-20 mA, 0-5 V, 1-5 V, 0-10 V dc (jumper-selectable)
Output to main meter: Totalizer mode with software scale and offset
Zero offset adjustment: ±5% of full scale via potentiometer
Low-level cutoff: Jumper selection to disable output below 10 Hz, 50 Hz or 260 Hz

DISPLAY
Type: 7-segment, red LED
Height: 0.56 in (14.2 mm)
Symbols: 8.8.8.8.8.8. and .8.8.8.8.8.
Decimal points: Six positions, program-selectable
Leading zeros: Shown or blanked, program-selectable
Over-range indication: Exponential to 9.99 E9
Dimming: Three levels, program-selectable
Display update time: Actual gate time + (10 to 50 ms)
Indicator lights: Gate LED indicator; LO, HI LED indicators for control/alarm outputs

POWER
AC voltage: 115 or 230 V ac ±10%
AC frequency: 49-440 Hz
DC voltage: 9.5-32 V dc, isolated to 300 Vp
Power consumption, typical: 5 W
Provision for external battery (not compatible with isolated signal conditioners or excitation output): 6-12 V dc, 400 mA: full meter operation with display / 6-12 V dc, 60 mA: meter operation without display
Provision for power failure (totalize on integrate mode): Last total saved in non-volatile RAM and restored with power.

RS-232 / 20 mA ASCII COMMUNICATIONS (STD)
Baud rate: 1200 or 9600
RS-232 voltage levels: +5 V, 6 V
RS-232 connections: Data out, data in, RTS, GND
20 mA ASCII connections: Data out, GND
Receive capability: Complete program setup
Transmit capability: Readings with decimal point, sign, alarm status, unit of measurement, setup data

CONTROL, ALARM & DATA OUTPUTS

1. MAIN BOARD (STD)
Setpoint output: Three open-collector transistors
Power rating: 150 mA sink, 30 V

2. DUAL-RELAY UPPER BOARD (OPT)
Output type: Two form-C relays
Power rating: 8 A, 30 V dc or 240 V ac, resistive load

3. ISOLATED PARALLEL BCD UPPER BOARD (OPT)
BCD type: Isolated, buffered, gated tri-state
Digit addressing: 3 or 6 digits at a time
Output level: TTL/CMOS, 10 LSTTL loads
Power: External 5 V dc for isolated BCD, internal 5 V dc for non-isolated BCD

4. ISOLATED ANALOG OUTPUT UPPER BOARD (OPT)
Output level (source): 4-20 mA, 0-20 mA, 0-10 V (jumper-selectable)
Compliance for 20 mA source: 12 V
Compliance for 10 V source: 20 mA
Isolation, SIG GND to ANA GND: 500 Vp
Resolution: 1/4096 of output span (12 bits)
Accuracy, 10 - 40°C: ±0.1% of theoretical value
Step response, 10% to 90% of full-scale: 50 ms
Zero and span adjust: Via screwdriver from rear of case
Turndown ratio (max zero offset ÷ by min span): 20:1

ENVIRONMENTAL
Operating temperature: 0 to 60°C
Storage temperature: 40 to +85°C
Relative humidity: 95% at 40°C (non-condensing)

MECHANICAL
Environmental protection: Splash-resistant front panel (std) / NEMA-4 lens cover (opt)
Dimensions: Newport DIN 4896-150 (1/8 DIN) case, 150 mm behind panel
Weight, nominal: 21 oz (590 g)
Case material: 94V-0 UL-rated polycarbonate

ELECTRICAL CONNECTIONS
Signal, power, and dual-relay upper-board option: Push-in cable connectors with screw clamping
RS232/20 mA ASCII: 10-pin dual-row male header on meter (standard), 10-pin dual-row female cable connector (D10D option)
Control I/O functions: 20-pin dual-row male header on meter (standard), 20-pin dual-row female cable connector (D20D option)
Parallel BCD upper-board option: 50-pin dual-row male header on meter plus 50-pin dual-row female cable connector (both standard)

Note: The male dual-row headers and female cable connectors are per DIN 41612 and provide .100" x .100" (2.54 x 2.54 mm) pin spacing. The cable connectors allow mass termination or individual wire connections without soldering by using needle-nose pliers or a hand-insertion tool like 3M 3430-01000.