eWON General Reference Guide - Esco Drives & Automation

General Reference GuideIO Servers ConfigurationL CPU Link Bit HxxxxxxH stands for hexadecimalx: 1 to 6 digits hexadecimal indicating bit offsetWL CPU Link Word W, S HxxxxxxH stands for hexadecimalx: 1 to 6 digits hexadecimal indicating word offsetDL CPU Link Double D, L, F HxxxxxxH stands for hexadecimalx: 1 to 6 digits hexadecimal indicating word offsetNote: The Modifier can by omitted, the modifier in bold will be used.Symbol Modifier value rangeW Word 0 .. 65535S signed Word -32768 .. 32767D DWord 0 .. 4294967296 (*)L signed DWord -2147483648 .. 2147483647 (*)F Float +/- 3.4e38(*) Important: See “Tags are stored as Float” on page 67ExamplesTable 115: HITACHI Memory types and address schemeTable 116: HITACHI ModifiersaddressXH00103point toselection of bit3 of word 0 of the input device located at remote:0 unit:0 slot:1WYH0011 selection of word 0 of the output device located at at remote:0 unit:0 slot 1RH105WRSH10WMH10DMH10WMH000010bit 105 hex (261 decimal) of the Internal Output Bit Dedicated areashort located at word 10 hex of the WR areaword 10 hex of the Internal Word Output Common areadouble word 10 + 11 hex of the Internal Word Output Common areaword 10 hex of the Internal Word Output Common area(WMH10 is more optimal)Table 117: HITACHI register address examples• Status register:The STATUS Tag is a special Tag that returns information about the current state of communication for a given device. As for the other Tags, thestatus Tag ValueName is composed of:Status, Global Device Address• You can define a status Tag for each PLC used.• If you use the status address, the Tag must be configured as analog.0Communication not initialized. Status UNKNOWN.If no Tag is polled on that device address, the communication status is unknown.1 Communication OK.2 Communication NOT OK.Table 118: Tag Status meaningRG-001-0-EN ver 1.5 eWON® - 20/03/2009 - ©ACT'L sa Page 138