From 3e3e7156ecbcaad870d58e6be0396a1a09954bf3 Mon Sep 17 00:00:00 2001
From: MichaelDvP <github@mdvp.de>
Date: Mon, 17 Oct 2022 10:11:18 +0200
Subject: [PATCH] fix setting custom min value

---
 src/emsdevicevalue.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/emsdevicevalue.cpp b/src/emsdevicevalue.cpp
index 29d4e7d2e..dd15a653b 100644
--- a/src/emsdevicevalue.cpp
+++ b/src/emsdevicevalue.cpp
@@ -340,7 +340,7 @@ bool DeviceValue::get_custom_min(int16_t & val) {
         if (fahrenheit) {
             v = (v - (32 * (fahrenheit - 1))) / 1.8; // reset to °C
         }
-        if (v > max) {
+        if (max > 0 && v > max) {
             return false;
         }
         val = v;