Accumulation Value Display Weighing Controller

Supply TypeManufacturer, Exporter, Supplier, Retailer
Preferred Buyer Location All over the world

F701-C is a general-purpose weighing controller that is compatible with all weighing systems. This is a practical device excellent in cost effectiveness, which is equipped with the final discharge function allowing high-accuracy feeding and discharging weighing control and the weighing sequence function essential to hopper and packing scales. Installable is the interface that can be connected to PLCs or various peripherals such as BCD output, RS-232C and CC-Link.

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Spectrum Weighpack Private Limited

IMT, Faridabad, Haryana

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Member Since 15 Years
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ANALOG SECTION
Excitation voltage	10V DC ±5%, Output current; within 120mA (Up to 4 loadcells at 350Ω are parallel-connectable)
Zero adjustment range	0 - 2mV/V Rough adjustment: Digitally controlled via rough adjustment circuit Fine adjustment: Auto adjusting method via digital processing
Gain adjustment range	0.3 - 3.2mV/V Rough adjustment: Digitally controlled via rough adjustment circuit Fine adjustment: Auto adjusting method via digital processing
Min. input sensitivity	0.3μV / count
Accuracy	Non-linearity: within 0.01% FS Zero drift: within 0.2μV/°C RTI Gain drift: within 15 ppm/°C
Analog filter	Bessel low-pass filter (-12dB/oct.), Selectable from 2, 4, 6, 8 Hz
A/D converter	Speed: 200 times/sec Resolution: 24 bit (binary)

SETTING SECTION

Setting items

- High limit, Low limit, near zero, SP1, SP2, Compensation, over, under, final
- Comparison inhibit time, judging time, complete output time, adjust feeding time, auto zero times, judging times. Auto free fall compensation regulation, analog filter, tare weight
- Weighing function 1, weighing function 2, weighing function 3, sequence mode, function key inhibit, digital filter, motion detect, zero tracking period, zero tracking range
- Balance weight value, capacity, min. scale division, net over, gross over, DZ regulation value, function selection, gravitation acceleration (area number input), gravitation acceleration (acceleration input)
- D/A output mode, D/A zero output weight, D/A full scale, RS-485 I/F, ID number, RS-232C I/F, external function selection, setting value LOCK, restriction on the tare subtraction function
- Input selection, output selection, CC-Link I/F Occupied station & Transmission speed, CC-Link I/F Station No.
- Average weight, maximum weight, minimum weight, population standard deviation, sample standard deviation, number of data (n), latest accumulation date, Maximum-minimum (R), option substrate
- Span calibration, equivalent input calibration, password input, zero calibration

INPUT/OUTPUT SECTION
External output signal	Transistor’s open collector output (Emitter = COM terminal); Output is LO when transistor is ON. Near zero, SP1, SP2, SP3, under, over, Low limit, high limit, stable, weight alarm or error, go or complete, run or accumulation error
External input signal	ON when shorted to COM terminal by contact (relay, switch) or non contact (TTL-level transistor or open collector output) G/N, digital zero, tare subtraction ON, tare subtraction OFF, hold, judge, feed / discharge, start, stop, accumulation command, accumulation clear *Signals for selection. Up to 4 can be selected.
Interface	SIF: 2-wire type serial interface (standard); Interface to link with Unipulse printer or external display 232: RS-232C communication interface (standard): Write (change) / read weight data, various statuses and setting values by commands from a host computer BCO: BCD parallel data output interface (Optional): Parallel interface to transmit weight data to various peripherals 485: RS-485 communication interface (Optional): Allows longer-distance communication than RS-232C. ID numbers are set, and multiple units of F701-C are parallel-connectable. DAC: D/A converter interface (Optional); Interface to convert weight data to current signal and output it. CCL: CC-Link interface (Optional); Links directly to PLC.

DISPLAY SECTION
Display unit	Numerical display (7 digits) with a character height of 10.4 mm by fluorescent display tube, Sub-display; character height 4.0 mm
Display value	5 digits, Sign; Minus sign displayed on most significant digit
Unit	Selectable from t, kg, g, N, lb, none
Status display	SP1, SP2, SP3, NEAR ZERO, HOLD, ZERO ALARM, STAB, TARE, NET, ZERO, BATTERY CONDITIONS

GENERAL SPECIFICATIONS
Power supply voltage	100 - 240V AC (+10% - 15%) (Free power supply 50/60 Hz)
Power consumption	Approx. 15VA
Operating conditions	Temperature: Working temperature range -10 - +40°C; Storage temperature range -20 - +85°C Humidity: 85% RH or less (non-condensing)
External dimensions	144 (W) x 72 (H) x 160 (D) [mm] (protruding parts not included)
Weight	Approx. 1.0 g