diff --git a/IBPSA/Controls/OBC/CDL/Logical/Latch.mo b/IBPSA/Controls/OBC/CDL/Logical/Latch.mo
index 4b4d8e8a29..b89bc36aa3 100644
--- a/IBPSA/Controls/OBC/CDL/Logical/Latch.mo
+++ b/IBPSA/Controls/OBC/CDL/Logical/Latch.mo
@@ -10,10 +10,11 @@ block Latch
IBPSA.Controls.OBC.CDL.Interfaces.BooleanOutput y
"Output with latched signal"
annotation (Placement(transformation(extent={{100,-20},{140,20}})));
+
+initial equation
+ y = not clr and u;
equation
- when initial() then
- y=not clr and u;
- elsewhen {clr, u} then
+ when {clr, u} then
y=not clr and u;
end when;
annotation (
@@ -118,6 +119,11 @@ At initial time, if clr = false, then the output will be
revisions="
-
+November 3, 2025, by Michael Wetter:
+Reformulated initialization to enable translation of system model with this block in OpenModelica.
+This is for IBPSA, issue 2064.
+
+-
April 15, 2024, by Antoine Gautier:
Simplified the implementation.
This is for Buildings, issue 3796.
@@ -135,7 +141,7 @@ Simplified implementation, and made model work with OpenModelica.
-
April 4, 2019, by Jianjun Hu:
Corrected implementation that causes wrong output at initial stage.
-This is for Buildings, issue 1402.
+This is for Buildings, issue 1402.
-
December 1, 2017, by Michael Wetter: