Digital Electro-Pneumatic Positioner TZIDC-200, V18348 Identify the base model: TZIDC-200 (integrated mounting), 10 Case: It often indicates the material (e.g. aluminium) and the degree of protection (e.g. IP66)., 11 Input/Output: Control signal type (e.g. 4-20 mA with HART communication)., 21 Action/Assembly: Rotary or linear, single or double action, attachment type., 10 Certifications: Approvals for hazardous areas (e.g. ATEX, FM, IECEx)., 110 Additional Options: Option modules, pressure gauges, accessories, software, etc.