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PRAS21 数据表(PDF) 47 Page - ASM GmbH |
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PRAS21 数据表(HTML) 47 Page - ASM GmbH |
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47 / 52 page ![]() 1.....................................1 13 14 15 X1 X X1 X 5 ........ 1 RS-3 13 14 15 PD-SSI-4VDC PD-SSI-30VAC ASM CAT-PR/PT-E-07 47 www.asm-sensor.com Programmable Parameters / Value range Value range offset, limit values -999999 to +999999 Divisor, multiplier 0 to 999999 Other programmable parameters Decimal point position, display brightness Programmable SSI parameters Gray/dual code, sign, sampling rate, data format Control inputs Key lock, display value hold, tare function Wiring basic unit Signals Connector X1 pin no. Connector X2 pin no. Sensor excitation +U B (4 V or 5 V) 1 Sensor excitation 0 V (GND) Control input 1: tare function 3 Control input : programming lock 4 Not used 5 / 6 Output CLOCK 7 Output CLOCK 8 Input DATA 9 Input DATA 10 Do not connect! 11 GND 1 PD-SSI-4VDC Excitation +4 V Excitation 0 V (GND) 13 14 PD-SSI-30VAC Excitation Protective ground 13, 15 14 Specifications (continuation) Protection class Front IP60, back IP40 Humidity Max. 80 % r.h., non condensing Safety of equipment Directive 73/23/EWG: DIN EN61010:2002-03 Electromagnetic compatibility, EMC Directive 89/336/EWG Rear view without comparator outputs RS-232 interface Level RS-3: ±8 V, galvanically isolated Data format 1 start bit, 8 data bits, 1 stop bit, no parity Transmission rate 9600 Baud Signals Connector X3 pin no. SUB-Dpinno. TxD 17 RxD 16 3 GND 18 5 PRODIS ® PD-SSI Digital process meter for sensors with SSI output Rear view with comparator outputs and outline drawings see the following pages. |
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