Akytec SMI2 Operation & User’s Manual

EN SMI2 RS485 Display User guide SMI2_2016.07_0134_EN © All rights reserved Subject to technical changes and misprints ...

1 Contents 1 Safety guidelines ............................................................................................................................................ 2 2 Intended use ..................................................... ...

2 1 Safety guidelines Please read through the user guide carefully before commissioning the device. Damages that arise from non-observance of the guidelines in the user guide shall be devoid of any liability. – The device ...

3 2 Intended use The device is intended for use in a RS485 network and supports the protocols Modbus RTU, Modbus ASCII and akYtec. It can operate either as a slave or a master. The field of application of the device includes the ...

4 3 Specification Table 3.1 Specification Power supply 12 / 24 (10.5…30) V DC Power consumption, max. 1.5 W Protocol Modbus RTU/ASCII, akYtec Interface RS485 (2-wire bus) Baud rate 2.4…115.2 kbit/s Display LED, 7-segment d ...

5 4 Functional description A 4-digit, 7-segment LED display (red) with 14 mm character height displays data received from the RS485 network, error messages and/or configuration parameters of the device. The secondary vo ...

akYtec GmbH · Vahrenwalder Str. 269 A · 30179 Hannover · Germany · Tel.: +49 (0) 511 16 59 672-0 · www.akytec.de 6 5 Installation and commissioning 5.1 Installation The SMI2 is designed for switch panel mounting in a borehole of Ø22.5 mm (see Appendix A for dimen- sions). Carefully position the supplied gasket on the disp ...

akYtec GmbH · Vahrenwalder Str. 269 A · 30179 Hannover · Germany · Tel.: +49 (0) 511 16 59 672-0 · www.akytec.de 7 – Check connection with the device (menu “Device -> Check connection”) – A new device can be configured immediately. As soon as the parameter Protocol type (t.Pro) is changed and saved, the communicati ...

8 6 Operation The operating mode is automatically enabled as soon as the device is supplied with power. The device supports master and slave modes. The mode can be set in the parameter dEv.r (see Table D3). The factory setting is 0 ...

9 U-Logic (parameter AL.t = 2) − the display flashes if the current value lies outside the interval (Т – Δ) < t < (T + Δ). If the parameter AL.t = 0, the function is deactivated. For the String (dAtA = 3) and Image (dAtA = 4) ...