Signal Conditioner suits strain gage based systems.

Press Release Summary:

Series 6202 provides precise excitation, amplification, and filtering for strain gage based measurement or control system. Housed in 1 x 2 in. case attached to mounting flange, unit provides fixed +10 Vdc excitation voltage with up to 30 mA of current making it capable of driving variety of load cell/strain gages. Gain values range from 2-2,965, and amplifier output is rated at -3 to +15 Vdc. Signal conditioner is powered by 24 Vdc with tolerance of 18-26 V.

Original Press Release:

Low Cost Strain Gage Signal Conditioner

Calex Mfg. Co., Inc. of Concord, California, announces the 6202 Series of strain gage signal conditioning modules. Designed for cost sensitive applications, the 6202 provides precise excitation, amplification and filtering for any strain gage based measurement or control system. The unit is housed in a shielded 1" x 2" case attached to a mounting flange. The 6202 housing is ideal for mounting against a load cell, structural member or backplane.

The 6202 provides a fixed +10VDC excitation voltage with up to 30mA of current making the unit capable of driving a variety of load cell/strain gages. The 6202 also provides a variety of fixed gain options to meet your application requirements. Gain values range from 2 to 2965. The amplifier output is rated at -3V to +15VDC. Extraneous noise is eliminated with the built-in 10Hz two pole filter. The 6202 is powered by 24VDC with a tolerance of 18 to 26 Volts. Current required for applications using a 350 Ohm bridge is 35mA.

The temperature coefficient of the 6202 amplifier is 0.005%/°C. Linearity is ±0.01%. Common mode voltage is 0 to +5VDC with common mode rejection of 100dB. Input noise from 0.1 to 10Hz is 0.3uV peak to peak.

Pricing for the 6202 is less than $50 (500). Units are available from stock. For more information, contact CALEX Mfg. Co., Inc., 2401 Stanwell Dr., Concord, CA, 94520 web:, ph:800-542-3355 or 925-687-4411, fax: 925-687-3333.

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