Product Features:
strain gauge ECH&ECI-CA
Business Terms:
Port: Xi'an
Minimum Order Quantity: 100 Piece/Pieces
Payment Terms: T/T
Contact Supplier
strain gauge ECH&ECI-CA
Port: Xi'an
Minimum Order Quantity: 100 Piece/Pieces
Payment Terms: T/T
Contact Supplier
Class-B Strain Gauge for Stress Analysis
In the group of class-B gauges, most of the gauges are temperature compensated strain gauges.
Strain Gauges for Precision Stress Analysis | |||
| ECH series | ECI series | OCP series | |
| gauge features | encapsulated gauges with temperature compensation, good flexibility for installation | encapsulated gauges with temperature compensation, higher elongation | open-faced gauges with thinner backing, good flexibility for gauge installation |
| metal foil | constantan alloy | constantan alloy | constantan alloy |
| backing material | phenolic acetal resin | polyimide resin | paper-based acetal resin |
| cover material, or surface protection | phenolic acetal cover | phenolic acetal cover | acetal-resin surface protective coating |
| nominal resistance (Ω ) | 60, 120, 350, 650 | 120, 350 | 120 |
| tolerance of resistance | < ± 0.1 % | < ± 0.1 % | < ± 0.1 % |
| gauge factor | 2.00 ~ 2.20 | 2.00 ~ 2.16 | 2.00 ~ 2.26 |
| gauge factor dispersion | < ± 1 % | < ± 1 % | < ± 1 % |
| strain limit | 2.5 % | 3 % | 2 % |
| fatigue life | > 10 7 | > 10 7 | > 10 7 |
| temperature compensation | available for titanium (9), mild steel (11), stainless steel (16), | not available | |
| working temp. range | - 50 ~ + 80 °C | - 160 ~ + 150 °C | - 30 ~ + 80 °C |
| curing temperatures | 135 °C, 180 °C (curing process); 165 °C, 180 °C (post curing process) | ||
| bonding adhesives | B-610, B-602, B-502 | B-610 | B-610, B-714, B-502 |
| soldering pad finishing | FR (single element gauges), RL (multi-element gauges) | RL (all type gauges) | |
| lead type (FR or RL) | silver-plated solid-copper flat ribban (FR: 0.05 x 0.3 x 30 mm) or round lead (RL: Ø 0.15 x 30 mm); All the diaphragm strain gauges (type KA, KB, KC, and KD) can only have the round leads (RL), and the flat ribbon leads (FR) is not available for the KA, KB, KC, and KD diaphragm strain gauges. | ||
70
| Gauge Part Number (P/N) | Grid Dimension (L x W) in mm | Backing Dimension (L x W) in mm |
| ECH-120-2CA-(**) ECI-120-2CA-(**) OCP-120-2CA-(**) ECH-120-3CA-(**) ECI-120-3CA-(**) OCP-120-3CA-(**) ECH-120-4CA-(**) ECI-120-4CA-(**) OCP-120-4CA-(**) ECH-120-6CA-(**) OCP-120-6CA-(**) | 2.0 x 1.5 2.0 x 1.5 2.0 x 1.5 3.1 x 1.8 3.1 x 1.8 3.1 x 1.8 3.6 x 1.8 3.6 x 1.8 3.6 x 1.8 5.9 x 3.1 5.9 x 3.1 | 9.3 x 9.3 9.3 x 9.3 9.3 x 9.3 11.1 x 11.1 11.1 x 11.1 11.1 x 11.1 11.7 x 11.7 11.7 x 11.7 11.7 x 11.7 15.4 x 15.4 15.4 x 15.4 |
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