Salda MCB - Connection of Mcb Ex1 Board; Power Supply to Water Pre-Heater and Cooler Damper (Ex1); Digital Inputs (DI) (Ex1); Analogue 0-10 V Outputs (Ao (0-10 V)) (Ex1)

EN | 29MCB_miniMCB v2019.1
6.4. CONNECTION OF MCB EX1 BOARD
6.4.1. POWER SUPPLY TO WATER PRE-HEATER
AND COOLER DAMPER (EX1)
WP
AW
CA
WPA - Water preheater actuator
WCA - Water heater actuator
6.4.2. DIGITAL INPUTS (DI) (EX1)
Normally closed (NC) and normally open (NO) contact
6.4.3. ANALOGUE 0-10V OUTPUTS (AO (0-10 V))
(EX1)
EX1 V2.0 PWM 0-10V, 1kHz; EX1 V2.0 Analog voltage 0-10V; R =
510 Ω; Load >> R
43 5
1
2
4
3
1653 4 2
5
6
1
2 3
4
21
21543 6218
7
6
35 46
134 2
4318 2
7
5
642 3
-+-
164 5321
12
+
465 3
5
LOAD
LOAD LOAD
LOAD
LOAD
6.4.4. CONNECTION OF STEPPER RECIRCULATION
ACTUATOR (EX1)
USM
USM - Unipolar step motor