Transcript
Type RC3 Load Cell
IP68
Product Description The type RC3 is a stainless steel self centering rocker column load cell with complete hermetic sealing. It is a perfect fit for use in harsh industrial environments. Application Weighbridges, hoppers, tanks and silos Key Features Wide range of capacities from 7.5 t to 300 t Stainless steel construction Environmental Protection IP68 with complete hermetic sealing Self restoring design High input resistance Calibration in mV/V/Ω Option Integrated surge protectors
APPROVED
Approvals OIML approval to C1 (Y = 5 000), C3, C3 MI8 and C4 (Y = 15 000) NTEP approval to 10 000 intervals, Class III L (for 7.5 to 30 t) ATEX hazardous area approval for Zone 0, 1, 2, 20, 21 and 22 FM hazardous area approval Packed Weight Capacity (t) Weight (kg)
7.5 1.3
Capacity (t) Weight (kg)
50 100 150 300 4.5 4.7 8.5 26.5
15 22.5 30 40 1.4 1.5 3.3 3.6
Available Accessories Compatible range of application hardware Compatible range of electronics
A48-Rev4-E-1(2) WWW.FLINTEC.COM
RC3 Specifications Maximum capacity
(Emax)
Minimum capacity Accuracy class according to OIML R60 Maximum number of verification intervals Minimum load cell verification interval Temp. effect on minimum dead load output Temperature effect on sensitivity Combined error Non-linearity Hysteresis Creep error (30 minutes) / DR Rated Output Calibration in mV/V/Ω (A...I classified) Zero balance Excitation voltage Input resistance Output resistance Insulation resistance (100 V DC) Safe load limit Ultimate load Compensated temperature range Operating temperature range Load cell material Sealing Protection according DIN 40.050
(Emin) (nLC) (vmin) (TC0) (TCRO)
(RO)
(RLC) (Rout) (Elim)
7.5 / 15 / 22.5 / 30 / 40 / 50 / 100 / 150 / 300
t
%*RO/10°C %*RO/10°C %*RO %*RO %*RO %*RO mV/V % %*RO V Ω Ω MΩ %*Emax %*Emax °C °C
7.5 / 15 / 22.5 / 30 / 40 / 50
2%*Emax C1 C3 C3 MI 8 C4 1 000 3 000 4 000 Emax /5 000 Emax /15 000 ≤ ± 0.0280 ≤ ± 0.0093 ≤ ± 0.0160 ≤ ± 0.0100 ≤ ± 0.0080 ≤ ± 0.0300 ≤ ± 0.0200 ≤ ± 0.0125 ≤ ± 0.0180 ≤ ± 0.0300 ≤ ± 0.0166 ≤ ± 0.0166 ≤ ± 0.0125 ≤ ± 0.0300 ≤ ± 0.0166 ≤ ± 0.0062 ≤ ± 0.0125 ≤ ± 0.0490 ≤ ± 0.0166 ≤ ± 0.0062 ≤ ± 0.0125 2 ± 0.1% ≤ ± 0.05 (≤ ± 0.005) ≤±5 5...15 1 150 ± 50 1 000 ± 2 ≥ 5 000 200 300 –10...+40 –40...+80 (ATEX –40...+60) stainless steel 17-4 PH (1.4548) complete hermetic sealing; cable entry sealed by glass to metal header IP68 (GP) n.a. n.a. ≤ ± 0.0400 ≤ ± 0.0200 ≤ ± 0.0500 ≤ ± 0.0400 ≤ ± 0.0400 ≤ ± 0.0600
The limits for Non-Linearity, Hysteresis, and TCRO are typical values. The sum of Non-linearity, Hysteresis and TCRO meets the requirements according to OIML R60 with pLC=0.7.
Dimensions (in mm) ØD1 recommended main rocking direction
TOP VIEW ØD2
H5 H6
H4 H2 H7 H1 H8
H3
S Type RC3-7.5 t RC3-15 t RC3-22.5 t RC3-30 t RC3-40 t RC3-50 t RC3-100 t RC3-150 t RC3-300 t * Smax= ** RF =
H1 89 89 89 140 150 178 178 210 280
H2 44 44 44 70 75 89 89 105 140
H3 17 17 17 26 31 32 38.5 42.7 55.9
H4 23 23 23 28 33 34 38.5 42.7 55.9
H5 11 11 11 13 13 17 17 20.6 25
H6 6 6 6 6.5 11.7 8.5 12 12.8 21.5
H7 28 28 28 39 39 44 62 76.2 100
H8 75 75 75 84 84 94 93.8 105.7 105.7
D1 28 28 28 39 39 44 62 76.2 100
D2 65 65 65 81 81 99 141.3 165.1 165.1
Smax* 8 7 4.5 10.5 10 9 11.5 14.5 15
RF** 11 kN 20 kN 30 kN 34 kN 37 kN 51 kN 152 kN 240 kN 468 kN
maximum lateral displacement of load introduction. Recommended gap 2...3 mm for 7.5...22.5 t, 3...5 mm for 30...300 t. restoring force at Smax and Emax.
Wiring The load cell is provided with a shielded, 4 conductor cable (AWG 24 for 7.5 to 22.5 t / AWG 20 for 30 to 300 t). Cable jacket polyurethane Cable length: 12 m for 7.5 to 22.5 t 18 m for 30 to 300 t Cable diameter: 5 mm for 7.5 to 22.5 t 7.8 mm for 30 to 300 t The shield is floating (On request the shield can be connected to the load cell body). A48-Rev4-E-2(2)
+ Excitation (green)
+ Signal
(white)
– Excitation (black) – Signal (red) (yellow) Shield
Dimensions and specifications are subject to change without notice. WWW.FLINTEC.COM
