2042 constant current adapter type 4, suitable for IBH S5 interface converter # 2020

For devices that provide no 20mA loop current (20mA passive -TTY- interface), the constant current adapter is provided. In the 15-pole Sub-D casing includes two constant current sources for loop current. The constant power adapter is supplied with power supply. Pin assignment corresponds to the 20mA (TTY) interface of the programming device for PG670, PG675, PG685, PG635, PG750, 25-pin Sub-D connector with pin arrangement (A ... 22 B ... 10 C ... 8, D ... 21, e / F ... 25)., Manufacturer-No: 2048