HART多路转换器 HiDMux2700
来源：未知 日期：2017/02/20 浏览量：次
● 32-channel
● 24 V DC supply
● HART field device input (revision 5 to 7)
● RS 485 interface
● Up to SIL3 acc. to IEC 61508
| Supply： | ||
|---|---|---|
| Connection | SL1: 1a, 1b(-); 2a, 2b(+) | |
| Rated voltage | 20.4 ... 30 V DC via Termination Board | |
| Rated current | 28 mA at 24 V , RS-485, quiescent current | |
| Power dissipation | 0.7 W at 24 V | |
| HART signal channels (non-intrinsically safe)： | ||
| Number of channels | 32 | |
| Conformity | HART field device input (revision 5 to 7) | |
| Signal range | 0.12 Vpp < signal < 1.5 Vpp | |
| Leakage current | < 3 µA at -20 ... 85 °C (-4 ... 185 °F) | |
| Terminating resistor | external 230 ... 500 Ω standard (up to 1000 Ω possible) | |
| Output voltage | ≥ 400 mV ss (with the terminator resistance specified above) | |
| Output resistance | 100 Ω or smaller, capacitive coupling | |
| DC isolation | dual capacitor each channel | |
| Common mode voltage | up to 30 V | |
| Input impedance | > 5 kΩ , according to HART specification | |
| Input voltage range | 0.12 ... 1.5 V ss | |
| Common mode voltage | max. 30 V | |
| Differential mode clamping | ± 5.2 V , for transient or AC signals | |
| Common mode clamping | ± 10 V , for transient or AC signals | |
| Carrier detect level |
signal > 0.12 Vpp, carrier detection activated signal < 0.08 Vpp, carrier detection not activated |
|
| Transmit amplitude |
200 Ω load, 0.43 Vpp < signal < 0.49 Vpp 500 Ω load, 1.1 Vpp < signal < 1.2 Vpp |
|
| Device type | DC isolated bus device | |
| Impedance | high impedance | |
| Data link type | HART primary and secondary | |
| Field multi point support | option available upon request | |
| Interface： | ||
| Transfer rate | 9600 MBit/s, 19200 MBit/s or 38400 MBit/s, selectable via switch | |
| Address | 1 ... 31 , adjustable via DIP switch | |
| Type | RS-485, differential pair and grounding | |
| Topology | multi point, master/slave connection | |
| Directive conformity： | ||
| Electromagnetic compatibility | ||
| Directive 2014/30/EU | EN 61326-1:2013 (industrial locations) | |
| Conformity： | ||
| Electromagnetic compatibility |
NE 21:2012 For further information see system description. |
|
| Degree of protection | IEC 60529:2001 | |
| Ambient conditions： | ||
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
| Mechanical specifications： | ||
| Degree of protection | IP20 | |
| Mass | approx. 140 g | |
| Dimensions | 18 x 106 x 128 mm (0.7 x 4.2 x 5 inch) | |
| Mounting | on Termination Board | |
| Data for application in connection with hazardous areas： | ||
| Directive conformity | ||
| Directive 2014/34/EU | EN 60079-0:2012+A11:2013 , EN 60079-15:2010 | |
| International approvals： | ||
| CSA approval | 1256050 | |
| Approved for | Class I, Division 2, Groups A, B, C, D; Class I, Zone 2, IIC | |
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