2021/09/08
ALP2100 (Intelligent intrinsically safe positioner 4-20mA control without 4-20mA feedback)
2021/09/08
ALP2101 (Intelligent intrinsically safe positioner 4-20mA control with 4-20mA feedback)
2021/09/08
ALP2102 (intelligent intrinsically safe positioner with HART communication )
2021/09/08
ALP2103 (intelligent intrinsically safe positioner with 4-20mA feedback and HART communication protocol)