一、 Function Brief
The use of micro-power consumption of the apparatus a high level of integration of high-speed embedded processors. The use of high-energy three 5 # alkaline dry batteries or 5 # rechargeable batteries ,can be 0 ~ 4mA output current signal precision, 0 ~ 9999.9Hz precision frequency signals can be output 24V DC power,to apply two-wire field devices; Can accurate measurement of DC 0 ~ 24mA current signal and frequency signal. Widely used in valve positioned, transducer, digital display, etc. and the majority of manufacturers of industrial and mining enterprises, to replace imported high-precision portable signal generator.
二、 Technical specification
◆ Power: Three 5 # alkaline batteries or high-energy or three 5 # rechargeable batteries, shutdown current <30uA; maximum working current <240mA (at 24mA output), three 5 # high-energy alkaline batteries can be used 3 weeks.
◆ Precision：Accuracy of current output at 0.1% FS, maximum load resistance
1KΩ;
When the output frequency accuracy of 0.05%, Vp-p maximum 20V;
24V DC power supply maximum current 30mA;
When the current measurement accuracy of 0.05% FS;
Frequency measurement accuracy of 0.05%, Vp-p>5V;
SMS Hand-held heat engineering instrument
u Features: Set measurement, the output signal features a variety of one, according to human design, Chinese prompts, easy to use. 24VDC output for all kinds of Transmitter required for power, when transmitter tested without external power supply, use of power with the instrument itself, the instrument is maintenance personnel prerequisite.
u Measurement signal: current, voltage, thermal resistance, thermocouple, frequency.
u Output signal: current, voltage, mV, heat resistance, the frequency (pulse).
u Precision:±0.01%
u Instrumentation work: three 5# batteries (4.5V).
u Output voltage: DC24V (power supply for external transmitter).
HART Communicator handheld heat engineering instrument
u Features: Set HART Communicator heat engineering instrument features a variety of one, according to human design, Chinese prompts, easy to use. Applicable to a variety of HAR Capacitive transducer, HAR proliferation of silicon Transmitter, HAR transmitter temperature, with the HAR transmitter manufacturers are compatible, there are strong compatibility, for example, inward HAR Transmitter Rosemount and domestic manufacturers of HART transmitter can be communications. 24VDC output for all kinds of Transmitter required for power, when transmitter tested without external power supply, use of power with the instrument itself, the instrument is maintenance personnel prerequisite.
u Measurement signal: current, voltage, thermal resistance, thermocouple, frequency.
u Output signal: current, voltage, mV, heat resistance, the frequency (pulse).
u Precision:±0.01%
u Instrumentation work: three 5# batteries (4.5V).
u Output voltage: DC24V (power supply for external transmitter).