I recently went on a work trip with one of my new programmers. He peppered me with questions on the entire trip, which was great. During our days away we worked on changing IP addresses for a small network of IP based radios. We struggled HARD to get everything connected and working again with the […]
Category: Communications
Troubleshoot RSLinx OPC Server Issues
Rockwell Software’s RSLinx is the communication hub for their RSLogix and FactoryTalk programming suites. It allows users to connect to Allen Bradley PLCs and PACs as well as Panelview Plus HMIs and other equipment that speaks Ethernet IP, DF1 or DH+ (and their variants). Typically it is used solely with Rockwell and Allen Bradley products. […]
Setting Up the Redigate 110e IoT Gateway for Modbus TCP
I took some time ‘off’ over the holidays in December to play with some of the new technology and equipment that is now available on the market place. Earlier this past fall I purchased a couple Redigate IoT Gateways from Elecsys. They are nifty units with support for over 60 protocols and the ability to […]
Basic Redigate Configuration
This is the first post in a series of posts regarding the setup of a Redigate IoT Gateway. I purchased a couple a few months ago and have finally gotten around to playing with them. Out of the box the Redigate is almost ready to go. If you follow the quick start documentation provided you […]
Box Opening – RediGate 400c and 110e
Well the IIoT revolution is here. There is a lot to learn. SCADA has a lot of similarities to IoT but there are a lot of differences. To keep ahead I ordered a couple of these IoT Gateways from Elecsys Corp. The units came in on Friday. Jaden and I cracked the box towards the […]

SCADAPack Store and Forward
Little known fact: SCADAPacks can act as a Modbus Store and Forward hub when configured properly. Lesser known fact: SCADAPacks will also Store and Forward Enron Modbus, ROC Protocol, or basically any communications protocol where the first byte of the message is the address, has messages less than 240 bytes and uses Modbus CRC for […]
Kepware has Configuration API!!!
I have been exposed to Kepware a lot more in recent weeks. It is a full featured driver suite, not just for PLC communications anymore! This week in particular I have been tasked with creating over 1200 devices in a single Kepware instance. Good news! They have a REST API that can be enabled and […]