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SIMATIC S7-300 Function modules SIWAREX U ■ Ordering data Order No. Order No. SIWAREX U Shield contact element 6ES7390-5AA00-0AA0 for SIMATIC S7 and ET 200M, Sufficient for two SIWAREX U incl. bus connector, weight 0.3 kg modules • Single-channel version for 7MH4 601-1AA01 connecting one scale 6ES7390-5CA00-0AA0 • Two-channel version for connecting two scales SIWAREX U Manual (the Manual must be ordered separately) • German • English SIWAREX U configuration package for SIMATICS5/S7 version 5.1 or higher on CD-ROM, incl. SIWATOOL U PC parameterization software, Example programs, SIWAREX U manual, Setup for incorporation of SIWAREX U into STEP 7 SIWATOOL cable from SIWAREXU/CS with serial PC interface, for 9-pin PC interfaces (RS232), 3m long Installation material (mandatory 20-pin front plug with screw contacts (required for each SIWAREX module) 7MH4 601-1BA01 7MH4 693-3AA11 7MH4 693-3AA21 7MH4 683-3AA63 7MH4 607-8CA 6ES7 392-1AJ00-0AA00 Terminal elements For 1 cable with 4 to 13 mm diameter Labeling strips (10 units, spare part) Accessories (optional) SIWAREX JB junction box, aluminium housing SIWAREX JB junction box, stainless steel housing Ex interface, type SIWAREX Pi Manual for Ex interface type SIWAREX Pi SIWAREX IS Ex interface Cable (optional) Cable Li2Y 1 x 2 x 0.75 ST + 2 x (2 x 0.34 ST) - CY, orange sheath Cable Li2Y 1 x 2 x 0.75 ST + 2 x (2 x 0.34 ST) - CY, blue sheath Cable LiYCY 4 x 2 x 0.25 mm 2 for TTY (connect 2 pairs of conductors in parallel), for connection of a remote indicator 6ES7 392-2XX00-0AA0 see SIWAREX M see SIWAREX M see SIWAREX M see SIWAREX M see SIWAREX M see SIWAREX M see SIWAREX M see SIWAREX M 7MH4 407-8BD0 4 SIWAREX M ■ Overview SIWAREX M is the optimum solution wherever weighing or proportioning have to be carried out at high accuracy. The following are typical SIWAREX M applications: • Non-automatic weighing machines • Exact fill level monitoring of silos and bunkers • Single-component proportioning weigher • Multi-component scales (wit h the SIWAREX Batch software) • Weighing in potentially explosive areas (zone 1 using SIWAREX IS Ex interface) ■ Technical specifications SIWAREX M Main applications Intrinsically-safe load cell powering • Platform scales • Fill level (containers/bins) • Proportioning and batching scales • Scales with verification capability Optional (Ex-l) Stand-alone (without SIMATIC) Integration in: • S5-90/-95U/-100U • S5-95U/DP (PROFIBUS master) • S5-115U/-135U/-155U • S7-300 • S7-400 • PCS 7 •C7 • TELEPERMM (AS388/488/TM) Yes Via RS232/TTY+CP Via RS232/TTY+CP Via ET 200M Direct integration Via ET 200M Via ET 200M Via IM or ET 200M Via ET 200M Siemens ST 70 · 2005 4/125

SIMATIC S7-300 Function modules SIWAREX M ■ Technical specifications (continued) 4 Communication interfaces Process interfaces • Digital inputs • Digital outputs • Analog output/analog input SIMATIC S7 (P bus) RS 232, TTY 3 (assignable) 4 (assignable) Yes / No Permissible load cell characteristic Permissible range of measuring signal (at greatest set characteristic) Max. distance of load cells Up to 4 mV/V -41.5 ... 41.5 mV DC 1000 m (300 m in Ex area1) Remote display connection (via serial interface) Printer connection Yes (verification capability) Gross/net/setpoint Remote display with operator control Yes (verification capability) Supply voltage 24 V DC • Rated voltage • Max. current consumption • Voltage supply from backplane bus 24 V DC 300 mA typ. 50 mA Measuring properties EU type approval for medium accuracy weighing machines Class III (with verification capability) Error limit according to DIN 1319-1 of full-scale value at 20 °C ±10K n ind in acc. with EN 45501 Min. measuring signal ∆u min per d 6000d 0,01 % 6000 0.5µV Internal resolution ± 524.288 Data format for weight values Number of measurements/second 50 Filter Weighing functions • Weight values •Limits • Scale standstill • Zero setting function Proportioning functions Module parameterization 4 byte (fixed-point) Exponent filter: 0.05 ... 5 Hz Mean value filter Gross/net/tare 4 (min./max./empty/overfill) Yes Via command or automatically • Control of coarse/fine flow valves • Tolerance monitoring • Material flow monitoring • Autom. proportioning optimization • Autom. reproportioning • Inching mode Via SIMATIC S5/S7/C7 or SIWATOOL M PC parameterization software UL/CSA/FM certification Yes IP degree of protection to DIN EN 60529; IEC 60529 In S7 frame: IP20 Stand-alone: IP10 Load cell powering • Supply voltage Us (rated value) 10.2 V DC • Max. supply current ≤ 180 mA • Permissible load resistance: -RLmin > 60 W - RLmax 87 W -RLmin

SIMATIC S7-<strong>300</strong><br />

Function modules<br />

SIWAREX M<br />

■ Technical specifications (continued)<br />

4<br />

Communication interfaces<br />

Process interfaces<br />

• Digital inputs<br />

• Digital outputs<br />

• Analog output/analog input<br />

SIMATIC S7 (P bus)<br />

RS 232, TTY<br />

3 (assignable)<br />

4 (assignable)<br />

Yes / No<br />

Permissible load cell<br />

characteristic<br />

Permissible range<br />

of measuring signal<br />

(at greatest set characteristic)<br />

Max. distance of load cells<br />

Up to 4 mV/V<br />

-41.5 ... 41.5 mV DC<br />

1000 m<br />

(<strong>300</strong> m in Ex area1)<br />

Remote display connection<br />

(via serial interface)<br />

Printer connection<br />

Yes (verification capability)<br />

Gross/<strong>net</strong>/setpoint<br />

Remote display with operator<br />

control<br />

Yes (verification capability)<br />

Supply voltage 24 V DC<br />

• Rated voltage<br />

• Max. current consumption<br />

• Voltage supply from backplane<br />

bus<br />

24 V DC<br />

<strong>300</strong> mA<br />

typ. 50 mA<br />

Measuring properties<br />

EU type approval for medium<br />

accuracy weighing machines<br />

Class III<br />

(with verification capability)<br />

Error limit according to DIN 1319-1<br />

of full-scale value at 20 °C ±10K<br />

n ind in acc. with EN 45501<br />

Min. measuring signal ∆u min per d<br />

6000d<br />

0,01 %<br />

6000<br />

0.5µV<br />

Internal resolution ± 524.288<br />

Data format for weight values<br />

Number of measurements/second 50<br />

Filter<br />

Weighing functions<br />

• Weight values<br />

•Limits<br />

• Scale standstill<br />

• Zero setting function<br />

Proportioning functions<br />

Module parameterization<br />

4 byte (fixed-point)<br />

Exponent filter: 0.05 ... 5 Hz<br />

Mean value filter<br />

Gross/<strong>net</strong>/tare<br />

4 (min./max./empty/overfill)<br />

Yes<br />

Via command or automatically<br />

• Control of coarse/fine flow<br />

valves<br />

• Tolerance monitoring<br />

• Material flow monitoring<br />

• Autom. proportioning<br />

optimization<br />

• Autom. reproportioning<br />

• Inching mode<br />

Via SIMATIC S5/S7/C7 or<br />

SIWATOOL M PC parameterization<br />

software<br />

UL/CSA/FM certification<br />

Yes<br />

IP degree of protection to<br />

DIN EN 60529; IEC 60529<br />

In S7 frame: IP20<br />

Stand-alone: IP10<br />

Load cell powering<br />

• Supply voltage Us (rated value) 10.2 V DC<br />

• Max. supply current<br />

≤ 180 mA<br />

• Permissible load resistance:<br />

-RLmin<br />

> 60 W<br />

- RLmax 87 W<br />

-RLmin

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