Models without Display
HD227 Internal Temperature sensor
HD206/54
RS232C
HD226-1 Relative Humidity and Temperature
sensor placed under the front cover
HD206/54
RS232C
70
Optional
temperature probe
cable L=1.5m
IP67
Optional
temperature probe
cable L=1.5m
IP54
HD227-1 Temperature sensor placed
under the front cover
HD206/54
RS232C
HD206/54
RS232C
Optional
temperature probe
cable L=1.5m
IP54
IP67
HD206S1 cable L = 1.5m