Watlow Heater Catalog

High-Temperature Heaters

Ceramic Fiber Heaters Molded Ceramic Fiber Insulation Modules Legacy Part Number Scheme VN - No-Heat Panels

Part Number

Base Code Nbr. ①

Base Code Nbr. Modification Options ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ ⑫ ⑬ ⑭ N 5 1 2 A 1 2 A 0 0 0 0 Base Code Nbr. Base Code Nbr. Base Code Nbr. Base Code Nbr. Base Code Nbr. Base Code Nbr. Base Code Nbr.

V

Base Code Number ①②③④⑤⑥⑦⑧⑨

Modification Options

⑩

0 = None A = 0.140 thermocouple tube I.D. center on unit B = 0.265 thermocouple tube I.D. center on unit E = Black surface coat one side

F = Black surface coat 0.140 thermocouple tube I.D. center on unit G = Black surface coat 0.265 thermocouple tube I.D. center on unit

429