diff --git a/config.default.php b/config.default.php
index 60c0b83a..3c0ac880 100644
--- a/config.default.php
+++ b/config.default.php
@@ -240,6 +240,12 @@ if (!defined('ALLOW_PAGE_REFRESH')) define ('ALLOW_PAGE_REFRESH',true);
  */
 if (!defined('ALLOW_RESPONDENT_SELECTOR')) define ('ALLOW_RESPONDENT_SELECTOR',true);
 
+
+/**
+ * Number of log records to display
+ */
+if (!defined('PROCESS_LOG_LIMIT')) define('PROCESS_LOG_LIMIT', 500);
+
 /**
  * Database configuration for queXS
  */
diff --git a/functions/functions.process.php b/functions/functions.process.php
index aabd0258..5d251b21 100644
--- a/functions/functions.process.php
+++ b/functions/functions.process.php
@@ -207,10 +207,11 @@ function process_get_data($process_id)
 {
 	global $db;
 
-	$sql = "SELECT process_log_id,datetime,data
+	$sql = "SELECT process_log_id,DATE_FORMAT(datetime,'" . DATE_TIME_FORMAT ."') as datetime,data
 		FROM `process_log`
 		WHERE `process_id` = '$process_id'
-		ORDER BY process_log_id DESC";
+		ORDER BY process_log_id DESC
+		LIMIT " . PROCESS_LOG_LIMIT;
 
 	$rs = $db->GetAll($sql);