Siemens SINAMICS G120 Instructions d'exploitation télécharger pdf (Page 265)

Inverter with CU240B-2 and CU240E-2 Control Units

Operating Instructions, 01/2011, FW 4.4, A5E02299792B AB

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Technical data

10.1 Technical data, CU240B-2 Control Unit

Feature Data

Operating voltage Supply from the Power Module or an external 24 V DC supply (20.4 V ... 28.8 V, 1 A) via control

terminals 31 and 32

Heat loss 5.0 W plus power loss of output voltages

Output voltages 18 V to 30 V (max. 200 mA)

10 V ±0.5 V (max. 10 mA)

Setpoint resolution 0.01 Hz

Digital inputs

• 4 digital inputs, DI 0 … DI 3, isolated;

• Low < 5 V, high > 11 V, maximum input voltage 30 V, current consumption 5.5 mA

• Response time: 10 ms without debounce time (p0724)

Analog input AI 0: 12-bit resolution, differential input, 0 V … 10 V, 0 mA … 20 mA and -10 V … +10 V

Reaction time: 13 ms ± 1 ms

Can be configured as additional digital input: Low < 1.6 V, High > 4.0 V

Reaction time: 13 ms ± 1 ms without debounce time (p0724)

Digital output DO 0: Relay output 30 V DC / max. 0.5 A with resistive load, update time 2 ms

For applications, which require UL certification, the voltage at DO 0 must not exceed 30 V DC

referred to ground potential and must be supplied via a grounded class 2 power supply.

Analog output AO 0: 0 V … 10 V or 0 mA … 20 mA, reference potential: "GND", resolution 16 bit, update time: 4

Temperature sensor

• PTC: Short-circuit monitoring 22 Ω, switching threshold 1650 Ω

• KTY84

• ThermoClick sensor with dry contact

USB interface Mini-B

Dimensions (WxHxD) 73 mm × 199 mm × 46 mm

Weight 0.49 kg

Memory cards MMC (we recommend a card with Order No. 6SL3254-0AM00-0AA0).

SD (Secure Digital Memory Card, we recommend the card with Order No.

6ES7954-8LB00-0AA0).

SDHC (SD High Capacity) cannot be used.

Operating temperature 0 °C … 55 °C (operation without inserted operator panel)

0 °C … 50 °C (operation with inserted operator panel)

Observe any possible restrictions as a result of the Power Module.

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Siemens SINAMICS G120 Instructions d'exploitation Page 265