Maico MDR 22 EC, Mounting And Operating Instructions, Page: 77 / 177

VENTILATOREN
FR
MDR .. EC
FIG UK
DE
4.2 Equipment for MDR 40 EC, MDR 45 EC
(400 V 3~)
●
Service switch
●
ModBus interface optional (on request)
●
External ON/OFF
●
0-10 V PWM speed setting
●
Motor fault message
4.3 Equipment for MDR-PG 18 EC,
MDR-PG 22 EC (230 V)
MDR-PG 18 EC
● Pressure controller, 2 pressure setpoints S1
and S2 (only switchable with 230 VAC), timer
function possible
● ModBus interface – pressure controller
● Terminal box with service switch
● Service switch status
● Potential-free contact connections for query -
ing fault messages (pressure controller)
● Outside air pressure transducer tube with
insectprotection funnel