It is a board that has 7 resistive decades inside it to be able to configure any resistance with a value between 1 and 9,999,999 ohms.
The tolerance of the resistors is 1% precision and the maximum voltage value that can be applied is 200V, provided that the power to be dissipated is not greater than 1/2W.
Value: 1 to 9999999 in steps of 1 ohm
Max Power: 1/2W
Accuracy: 1%
Maximum voltage: 200Vdc