Calex
Concord, CA 94520
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Summing Transmitter powers up to 4 load cells.
Designed for multiple load cell systems, Model 4800 can be powered from 115 Vac, 230 Vac, or 11-30 Vdc. Unit has built-in excitation supply capable of delivering up to 120 mA at 10 V, enough current to drive four 350 W load cells. Input is isolated from output and both are isolated from supply voltage, eliminating unwanted ground loop problems. Full scale live load signals as low as 5 mV can be...
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Analog Transmitter provides 4-20 mA or 0-10 Vdc output.
Designed for complete signal isolation, 8900 Series includes 16 dc powered signal conditioners to offer 8 inputs, including 0-50 and 0-100 mV, 0-5, 0-10, and 0-100 V, and 4-20, 0-20, and 0-50 mA, which can be combined with choice of 2 outputs. It employs 3-way signal isolation topology, where input is isolated from output and both are isolated from supply voltage. UL 508/1604 compliant series...
Read More »Power Modules protect dc/dc converters against power loss.
With input from 15.5-36 Vdc, HU-28 Hold Up and HUL-28 Hold Up Light Models protect Calex dc/dc converters against brown-out and temporary power loss conditions. During stand-by, module charges hold up capacitors to 45 V, and when tripped, module stops charging capacitors and connects them to Vout pins. Along with up to 200 W of hold up output power, features include 5 -µsec response time, 310...
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Encapsulated Signal Conditioner suits rugged environments.
Suited for load cells and transducers utilizing full bridge strain gage configuration, Model 433 contains precision instrumentation amplifier with isolated, filtered output and regulated, adjustable output bridge excitation source. Self-contained, AC-powered unit provides isolated 4-20 or 0-20 mA output capable of driving 1,000 ohm loop. Gain amplifier can accept FS live load signals as low as 5...
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DC/DC Converters feature switching frequency of 400 kHz.
Offered in single and dual output models, 10 W EW Series converters are housed in 1.25 x 0.8 x 0.4 in. five-sided shielded case. Input voltage ranges available are 9-18 V, 18-36 V, and 36-75 V, while single output voltages range from 2.5-15 V and dual output voltages available are -
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Load Sharing Modules efficiently parallel DC/DC converters.
Featuring 99% efficiency (typ) and 60 A max output current, Load Share Series is comprised of 6 modules that offer plug-and-play solutions for paralleling multiple dc/dc converters to achieve increased current capability and/or power system redundant load sharing. No external circuitry is required, and models cover 3.3-48 V nominal input voltages. Models are housed in -¼ brick package measuring...
Read More »DC/DC Converters each provide three 10 A outputs.
With input range of 18-36 Vdc, LT Series provides 3 fully independent and regulated output voltages from 5-1.5 V. Units are isolated input to output and output to output. Housed in half-brick package measuring 2.4 x 2.3 x 0.55 in., each unit is fully encapsulated with thermally conductive potting compound and aluminum baseplate with operating temperature of -40 to +100-
Read More »DC/DC Converters feature 4:1 input range.
Housed in half brick case measuring 2.3 x 2.4 x 0.55 in., 150 W Series HEW accommodates 12, 24, and 48 V nominal input voltage requirements and provides output voltages of 3.3, 5, 12, 15, and 24 Vdc. Modules are fully encapsulated with thermally conductive potting compound for performance in still air or limited airflow environment. Designed for PCB mount applications, converters include On/Off...
Read More »Signal Conditioners have voltage output range of -3 to +15 V.
Housed in 1 x 2 in. six sided shielded case with flange for mounting on S beam load cell, 6202 series of single channel strain gage signal conditioners can be powered from any dc source between 18-26 V. They feature built-in 10 V excitation supply that provides up to 30 mA, amplifier gain ranging from 2-2,965, -
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DC/DC Converter provides quad outputs.
Rated at 30 W, Model 70Q5.12SR features input range of 40-120 Vdc and outputs of 5, 5, 12, and 12 Vdc. Outputs are isolated from input and from output to output. Unit is housed in aluminum cast case measuring 3 x 2.5 x 0.6 in. with built-in heat sink. With operating temperature of -40 to +100-
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