Functions - 143, 421, 611, 612 (for explanation of these functions refer to introductory pages in the 'Timers' section). Ultra slim 13 mm design, for G2R relay socket. Dimensions W46mm, D13mm, H29 mm. Creepage and Clearance 1.5 mm; 2.5 mm. Operating Accuracy +/- 1% FS max Switching Voltage 250 Vac.