•    UA1276: Comfort Module
•    UA1277: Heat Stress Module
•    UA1278: Dry Heat Loss Module
•    UA1346: Analog Interface Module
•    WL0945: RS-232 Cable (25- to 9-pin)
•    WL0946: RS-232 Cable (25- to 25-pin)

One or more of the above modules are required, maximum 4 modules can be fitted into 1221.

Accessories:

•    ZG0342: Mains power Supply
•    AQ0157: Charging Adaptor
•    DH0942: Tripod Mounting Adaptor for 3 Transducers
•    UA1347: Tripod Mounting Adaptor for 4 Transducers
•    KE0357: Transducer Carrying Case
•    KE0401: WBGT Transducer Carrying Case
•    UA0803: Tripod
•    UA1348: Tripod Extension Rods
•    UA0588: Transducer Mounting Adaptor
•    AO1429: Adaptor Cable for MM0023 to UA1278
•    JP0500: Analog Connector (male), 5 pin cable mounting