Load cells
Special features
--------Low construction Max. capacities: 1 t ... 470 t Legal for trade according to OIML Stainless steel Protection class IP 68 High output signal of 2.85 mV/V Input resistance ≥4350 Ω Explosion proof versions according to ATEX (Option)
Dimensions (in mm; 1 mm= 0.03937 inches)
RTN... / ≤4,7 t
∅A ∅B K View X depth of thread 7 mm
RTN... / 10 t ... 470 t
∅A ∅B K L (1)
WÄGEZELLE LOAD CELL
L (1)
F E
H 128 145 165 175 229 272 295 337 371 K 60 60 60 60 60 80 110 110 130 M M8 x 20 M8 x 20 M10 x 25 M10 x 25 M10 x 25 M12 x 25 M16 x 30 M16 x 30 M16 x 30 N 3.5 3.5 3.5 4 7 7 6 7 8
1)
RTN 0,05 1 t ... 470 t 0.05 -% of Emax mV/V % of Cn / 10 K % of Cn 0.05 0.03 0.05 0.05 0.03 Ω V Hz GΩ 4450 100 4010 2 -2.85 0.1 %
RTN C3 C3 (OIML R60) 3000 0.005 (= Emax / 20000) 0.0081) 0.021) 0.021) 0.017 0.007
Material: Stainless steel M max. 5 M N (1) max. 5 D N (1)
D
∅A
∅A
H
(2)
RTN ≤4.7 t
(3)
∅6
12+1H来自∅BRTN 10 t ... 100 t
(4)
M6
RTN ≤4.7 t
(4)
M6
12+1
∅25 D10 h9 ∅B Top view
∅25 D10 h9 K (1) = Permissible play (2) = 4 Screws M5x12 DIN 912; Torque: 4 N⋅m (3) = Bore hole for ventilation (4) = Earthing connection
Type (Emax Load cell) RTN/2.2T/VPN (1 t + 2.2 t) RTN/4.7T/VPN (4.7 t) RTN/10T/VPN (10 t) RTN/15T/VPN (15 t) RTN/22T/VPN (22 t) RTN/33T/VPN (33 t) RTN/47T/VPN (47 t) RTN/68T/VPN (68 t) RTN/100T/VPN (100 t) ∅A 35 35 45 45 45 58 85 85 100 ∅B 70 70 75 75 75 95 130 130 150 D 6 6 6 6 6 6 10 10 10 E 90 90 90 90 90 120 170 170 180 F 68 68 68 68 68 90 130 130 140
RTN ≤4.7 t
RTN/2.2T/VEN + RTN/4.7T/VEN (Elastomer mounts for Load cells RTN... / ≤4.7 t)
View Y
98
(2)
12+1
(3)
∅6
RTN ≤4.7 t
(4)
M6
View Z 25 3 Fixing pieces Top view U F E W 0.5 X (1) = Permissible play (2) = 4 Screws M5x12 DIN 912; Torque: 4 N⋅m (3) = Bore hole for ventilation (4) = Earthing connection
B0990-5.2 en
(1)
RTN... ∅A ∅B ∅C H J K L
68 t 130 60 130 85 7 14 12 m
J
H L = Cable length
Data Sheet
RTN...
Specifications
Type
Nominal (rated) load (Emax) Accuracy class Maximum number of load cell intervals (nLC) Minimum LC verification interval (vmin) Sensitivity (Cn) Temperature effect on sensitivity (TKC) Temperature effect on zero balance (TK0) Hysteresis error (dhy) Non-linearity (dlin) Creep (dcr) over 30 min. Input resistance (RLC) Output resistance (R0) Reference excitation voltage (Uref) Nominal range of excitation voltage (BU) Carrier frequency of the excitation voltage Insulation resistance (Ris) Nominal temperature range (BT) Service temperature range (Btu) S Load cell RTN S Accessory: VEN VPN Storage temperature range (Btl) Nominal (rated) load (Emax) Weight (G), approx. Safe load limit (EL) Breaking load (Ed) Permissible static side load (Lq) Permissible dynamic load (Fsrel) (vibration amplitude according to DIN 50100) Deflection at Emax (snom), approx. Protection class to EN60529 (IEC529) Material: Measuring element Cable fitting Cable-sheath
B0990-5.2 en
3
HBM
Accessory: Elastomer mounts VEN (Dimensions in mm; 1 mm = 0.03937 inches)
Material: Stainless steel; Elastomer = Neoprene (chlorine butadiene rubber) Deflection <0.8 mm (at 4.7 t) M8 x 20 2 mm (1) Y Z max. 5 4 ∅80 108 130
*) with EC--Type Examination Certificate
Ex II 3G EEx nA II T6 (Zone 2) Ex II 3D IP68 T 80 °C (Zone 22 for non-conductive dust) • Service temperature range up to +110 °C (not possible in connection with ATEX and / or Elastomer mounts VEN)
HBM
2
B0990-5.2 en
Accessory: Pendulum mounts VPN (Dimensions in mm; 1 mm = 0.03937 inches)
RTN/...T/VPN (Pendulum mounts for Load cells RTN... / 1 t ... 100 t)
130 190 270 400 600 770 1100
0.5 (Emax -- 0.8 Lz), but no higher than Lq max = 0.3 Emax Emax = Nominal (rated) load; Lz = load in measuring direction % of Emax mm 70 0.13 0.12 0.12 0.17 0.18 0.21 0.25 0.33 0.35 0.45 0.57 0.67 IP 68 (test conditions 100 h at 1 m water column) Stainless steel Brass, nickel plated / Sealing: CR/NBR Special silikon, RAL 7000 (grey), ∅6.5 mm 0.85 1.00
Wiring code RTN...
(black) (red) (blue) (white) (green--yellow)
Excitation (+) Signal (+) Excitation (--) Signal (--) Shield
Available Options:
• Explosion-proof versions according to ATEX: Ex II 2G EEx ia IIC T4 resp. T6 (Zone 1) *) Ex II 2D Ex tD A21 IP68 T 80 °C (Zone 21) *)