|Type of Certificate||A-FS&CS Certificate|
|Certificate Holder||Beijing Pinghe Chuangye Technology Development Co., Ltd.|
|Manufacturer||Beijing Pinghe Chuangye Technology Development Co., Ltd.|
|Type Designation||PHD-11TD-21, PHD-12TD-211, PHD-22TD-2121,
PHD-11TZ, PHD-11TT, PHD-22TZ, PHD-22TT, PHC-22TD-1111
|Codes and Standards||
|Scope and Result||Safety function of the isolated barriers is the repeating of 4-20 mA current within the accuracy of ±1% of the measurement range over the full operating environmental temperature range. The safe state of the device is to set the output current to < 3.6 mA or > 21.6 mA.
They comply with the requirements of IEC 61508 SC 3, SIL 2.
Hence they are suitable for the use in safety related applications up to SIL 2 with a hardware fault tolerance of HFT=0 and up to SIL 3 with at least a hardware fault tolerance of HFT=1 according to IEC 61508.
|Specific Provisions||The instructions of the associated Safety Manual shall be considered.|
|Valid Until||no expiry date|
|Certificate/Reg.-No.||Certificate Holder||Product Category||Product Tested||Type Designation||Details|
Remark: In case of missing entries this is due to restrictions by the certificate holder