I have a question that is similar to this thread. I have a piece of equipment bought from overseas that was programmed with Simens S-300 Step 7. I want to be able to view the ladder logic of the program. When I downloaded S7 on a separate machine and tried to open up the program, I can't see...
Here are details:
Location: Maryland
Room Ft2: 289
Room Temp: 68 F
RH: 45%
Room Changes: Classification of room still undecided..
either 24 changes/hr or 50 changes/hr. (I should calculate both but I am assuming 24/hr for now)
We are using Ducted Hepa Filters. (exhaust fans on roof)
This...
I am trying to determine needs for a room to be converted from lab space to clean room space. I need to determine the HVAC requirements so I can hopefully add on to an existing zone without overloading it. It is a class 100,000 room 45% RH 2309 ft^3. The air is 75% recirc. It will contain...