F741-C
Product outline
Compatible with a fieldbus (PROFIBUS), and serial and analog outputs, it can be combined with a wide variety of plant devices.
The F741-C is a high-noise-resistant weighing indicator by which stable indicated values can be obtained. Compatible with a fieldbus (PROFIBUS), and serial and analog outputs, it can be combined with a wide variety of plant devices.
Specifications
ANALOG SECTION|SETTING SECTION|INPUT/OUTPUT SECTION|DISPLAY SECTION|GENERAL SPECIFICATIONS|ACCESSORIES
ANALOG SECTION | |
Excitation voltage |
DC10V±5% Output current:within 120mA Remote sense type (Up to four 350Ω load cells can be connected in parallel.) |
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Signal input range | -0.2~2.2mV/V |
Zero adjustment range |
0~2.0mV/V Automatic adjustment by digital operation |
Span adjustment range |
0.3~2.0mV/V Automatic adjustment by digital operation |
Minimum input sensitivity | 0.3μV/count |
Accuracy |
|
Analog filter | Bessel type low-pass filter (-12dB/oct) Cutoff frequency 2Hz |
A/D converter |
|
Minimum indication resolution | 1/10000 |
Secondary calibration | Equivalent input calibration |
Minimum indication resolution for secondary calibration | 1/1000(ordinary temperature) |
SETTING SECTION | |
Setting method |
''Settings are made by operating the membrane keys. Also, settings can be made from a host computer through the RS-232C interface.'' |
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Memory of set values | NOV RAM (nonvolatile RAM) |
Setting item |
・Upper/lower Limit Comparison mode:Upper Limit / Lower Limit / Hold time / Near Zero / Tare setting / Tare display ・Over/Under Comparison Mode:Target value / Over / Under / Hold time / Near Zero / Tare setting / Tare display ・Discharging control Mode:Final / Compensation / Set point 1 /Comparison Inhibit Time / Judging Time / Complete Output Time / Near Zero / Tare setting / Tare display Password / Digital Filter / Motion Detection (Period)/ Motion Detection (Range) /Zero Tracking (Period) / Zero Tracking (Range) / Weighing Function 1 / Weighing Function 2 / Function key invalid・LOCK / Balance Weight Value / Capacity / Min. Scale Division / DZ Regulation Value / Display Selection / Gravitational Acceleration / Equivalent input calibration / Zero Calibration / Span Calibration / RS-232C I/F / D/A Output Mode / D/A zero Output / D/A Full Scale / PROFIBUS I/F / PROFIBUS Baud rate / Station No. |
INPUT/OUTPUT SECTION | |
Output signals(3points) |
HI/GO/LO(Can be changed to COMPL/SP2/SP1) With short-circuit current limiting function by external power source. Transistor open collector output (Emitter = COM terminal) Output LO with transistor ON. |
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Input signals(1point) |
TARE ON when shorted with COM terminals by contact (relay, switch, etc.) or non-voltage-contact (transistor,TTL open-collector output, etc.) |
Interface |
|
DISPLAY SECTION | |
Numerical display tube | 14mm in character height Numerical display by 7-segment green LED (6 digits) |
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Indicated value | 6-digit, sign: negative display at the highest digit |
Display frequency | Select from 3, 6, 13 or 25 times/sec.(The system speed is 100 times/sec.) |
Unit | g, kg, t, lb, N, oz, and kN selectable (kg printed: Others are changed by the attached label.) |
Capacity | 5 digit |
Min. Scale Division | Setting allowable in the range of 1~100. |
Decimal point | Select from 0, 0.0, 0.00 or 0.000 (Zero blanking display by decimal point position) |
Over display |
|
Center zero | A true zero point or the center of each value is displayed. |
Status display | NZ/HOLD/ZALM/STAB/TARE/NET/CZ/HI/GO/LO/COMPL/SP2/SP1 |
GENERAL SPECIFICATIONS | |
Power supply voltage | AC100 ~ 240V (+10%, -15%) [free power source 50/60Hz] |
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Power consumption | Approx. 12W |
Rush current |
18A, 1.5mSec…100V AC mean load state (ordinary temperature, at cold-start time) 42A, 1.6mSec…240V AC mean load state(ordinary temperature, at cold-start time) |
Operating conditions |
Temperature: Operation:-10~+40℃ ; Storage:-20~+85℃ Humidity: 85%RH or less (non-condensing) |
External dimensions | 144(W)×72(H)×160(D)mm(Projections excluded) |
Weight | Approx. 1.0kg |
ACCESSORIES | |
AC input cable (3 m) | 1 |
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Unit and status indication label | 1 |
Mini screwdriver for terminal block connection | 1 |
Jumper line | 2 |
Connector for D/A converter (with D/A converter option) | 1 |
Operation Manual | 1 |
Option
Model | Description |
PRF | PROFIBUS interface |
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DAC | D/A converter interface |
Optional accessories
Model | Description |
CAAC2P-B3 | AC input cord 3 m |
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CAAC3P-CEE7/7-B2 | AC input cord (withstand voltage: 250V) 2 m |
CN80 | Loadcell input connector terminal |
CN70 | D/A converter connector |
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