SIWAREX R load cells, SP series

Possible applications

Smaller conveyor scales, small platform scales

Model

Single point

Rated load Emax

6/12 kg

Accuracy class according to OIML R60

C3

Maximum scale interval n_lc

3000

Minimum scale interval v_min

E_max./12 000

Combined error F_comb

≤ ± 0.02 % C_n

Repeatability F_v

≤ ± 0.01 % C_n

Return of zero signal

≤ ± 0.0167 % C_n¹⁾

Creep error F_cr

• 30 min

≤ ± 0.0245 % C_n¹⁾

• 20 ... 30 min

≤ ± 0.0053 % C_n¹⁾

Temperature effect

Zero signal T_Ko

≤ ± 0.0058 % C_n/5 K

Characteristic value T_Kc

≤ ± 0.0045 % C_n/5 K

Min. dead load E_min

0 % E_max

Maximum working load L_u

150 % E_max

Ultimate load L_d

300 % E_max

Maximum safe side load L_lq

100 % E_max

Rated measuring path h_n at E_max 6 kg

0.24 ± 0.02 mm

Rated measuring path h_n at E_max 12 kg

0.19 ± 0.01 mm

Supply voltage U_sr (reference value)

10 V

Supply voltage (range)

5 ... 15 V

Rated characteristic value C_n

2 mV/V

Tolerance D_c of characteristic value

± 10 %

Tolerance D_o of zero signal

≤ ± 1 % C_n

Input resistance R_e

410 О© ± 6 О©

Output resistance R_a

350 О© ± 7 О©

Insulation resistance R_is

≥ 5000 MΩ

Rated temperature range B_tn

-10 ... +40 °C

Operating temperature range B_tu

-40 ... +80 °C

Storage temperature range B_ts

-40 ... +90 °C

Sensor material (DIN)

Stainless steel, mat. no. 1.4542

Degree of protection to EN 60529

IP66/IP68

Maximum tightening torque of the fixing screws

6 Nm

Ex protection to ATEX (optional)

II 2 G EEx ib IIC T6/T4
II 3 G EEx nA / nL IIC T6/T4
II 1D / 2D / 3D T 70 °C

Cable connection

Function

Color

• EXC + (supply +)

• Green

• EXC - (supply -)

• Black

• SIG + (measured signal +)

• White

• SIG - (measured signal -)

• Red

• Sense + (sensor line +)

• Yellow

• Sense - (sensor line -)

• Blue

• Shield (not connected to housing)

• Transparent