Hach-Lange SI792 D, SI792x D, SI792x D-FF, SI792x D-PA User Manual - Manual (Page 41)

Operation—si792(x) D (4–20 mA/HART)
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5.2.1.4 Output signal during HOLD
The output signal during hold periods can be maintained at the last
measured value (
Figure 13 ) or fixed at a specified value ( Figure 14 ).
The allowable range for the fixed value is 3.8 to 22 mA.
Figure 13 Output signal during HOLD—last value
1 Output signal during HOLD 2 HOLD mode
Figure 14 Output signal during HOLD—fixed value
1 Output signal during HOLD 2 HOLD mode