DL405
Frequently Asked Questions
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- How do I reset my processor back to factory defaults?
- Why can I not get any Control Output from my PID loop?
- Why does my Setpoint Value change in my PID loop when I go from Manual to Auto from the PID view or ladder?
- Which DL405 CPUs support Manual Addressing capabilities in local and local expansion bases?
- Which protocol do I choose for communication to the RS-232 port of a Slice I/O slave?
- Can the DL405 use Modbus protocol?
- What is the accuracy of the PLC real-time clock?
- Is there a limitation on the number of High Speed Counters you can install with the DL-430 CPU?
- What is the torque specification for the terminal blocks on the DL405 modules?
- Will the D4-RAM-1 or the D4-UV-1 work with the TI-435?
- Does the D4-RM have to be at the end of the chain or can it be wired in the chain (i.e., with slaves at each end)?
- How often should I change the backup battery?
- Does the DL405 series support DNP 3.0 protocol?
- How would we check this PLC to make sure that it is calibrated?
- How do I do ASCII out with a D4-440?
- Can the D4-DCM work in DirectNET ASCII mode in peer-to-peer setup?
- Is there an "equal to" command for the D4-430 CPU?
- Are the comm port settings and retentive memory settings stored on the memory cartridge?
- Can you power up and program a DL405 CPU while disconnected from the backplane?
- Does the D4-450 UV prom need the D4-HPP to code?
- What is the current rating on a D4-450DC-1 cpu?
- Do you offer precision resistors?
- What is standard current draw on the D4-450 CPU @110VAC?
- Is there a 24vdc-powered EBC for 405 series?
- What are the threshold voltages on the D4-HSC?
- What is the part # for spare terminal blocks for F4-08TRS-1?
- Can you common the CA and CB on the D4-16ND2F module?
- Do the DL405 PLCs have Ethernet onboard?
- Is there a CPU that can handle a square root?
- Will any port on the D4-450 work for firmware upgrade?
- Is the TI-435 the same as the D4-440?
- Can I run remotes out of sequence, i.e., #1, #3, #6, and #2?
- Can an I/O connector be connected to a D4-FILL module so wiring for a future module can be in place?
- Will your H4-EBC work with Labview?
- I forgot my password, what are my options?
- Where can I obtain the most current firmware for my CPU?
- Can the D4-430 support K-sequence out of both comm ports at the same time?
- Can I use an analog card in a DL 405 remote set up?
- I have an older D4-440 CPU, will it work with the H4-ECOM?
- Can the DL 405 system be mounted vertical?
- On the D4-RSDC, Is the power supply isolated from ground or is it floating?
- Do you offer a DL405 slice slave that has AC I/O?
- Can I have multiple ECOMS in a DL405 base?
- Will TI software work on a D4-440?
- Can you set up the High Speed Interface Card in a remote unit?
- Can the D4-HSC handle differential counting?
- Using the D4-450, do timers self reset if left timing?
- Does the D4-450 support autotune?
- Q: What is the wire size in the D4-IOCBL-1?
- Q: Can a D4-INT fire a subroutine all the time the while the inputs are on?
- Q: What is agency approvals on D4-450?
- Q: Is a D4-INT manually addressable?
- Q: Do we offer a 2 channel analog input for the D4-450?
- What purpose does the battery serve in the H4-EBC?
- I tried everything to establish communications between my PC and the CPU with no luck. I do have the power LED on and I am powering the processor with 120 VAC. I have confirmed I have the correct communications cable and the latest DirectSOFT32 programming software. What else can I check?
Troubleshooting Guides
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