F 6705 (0524)
All rights reserved. Equipment subject to change without notice: 333
HIMA Paul Hildebrandt GmbH + Co KG, P.O. Box 1261, 68777 Brühl
F 6705
F 6705: 2-channel converter digital/analog
safety-related, applicable up to SIL 3 according to IEC 61508
• Outputs: 0/4...20 mA, individual electrical isolation
• with safe isolation
• with integrated safety shutdown
• for source or sink mode
1Overview
Figure 1: Block diagram and front cable plug
The module is automatically fully tested during operation by applying of test values with signal
duration < 1ms. The main test routines are:
– Linearity of the D/A converter
– Cross-talk between the outputs
– Safety shutdown
Resolution 12 bits (4095 steps)
0 = 0 mA, 3840 = 20 mA, 4095 = 21.3 mA
Front cable plug
Block diagram