![background image](http://html.mh-extra.com/html/dedietrich/310-eco-series/310-eco-series_installation-and-operating-manual_2462400034.webp)
33
De Dietrich Gas 310/610 ECO
Field wiring examples (Additional wiring examples are supplied separately)
Example 1, local modulation
Typical Gas310/610 boiler field wiring
•
On/Off control or jumper – modulates according to internal set-point (Connect X29.9 &
X29.10)
•
LWCO & External Hi-Limit fault attenuation on control, connect devices in series on X29.1 &
X29.2 – Generates fault code flashing numbers
requires manual reset of safety
devices first then reset of the boiler control.
= Code display &
=
display
•
Optional flow switch application (Start interlock only)
•
Optional LWCO & Safety Hi limit – can be wired on X29.5 & X29.6 if power failures are
common, note boiler display will not display fault code, but a shut-off code
(Flashing
dots)
Earth ground
1 Main fuse disconnect
2 Service switch
3 External Hi Limit
4 External LWCO device
5 External Flow Switch
(optional not required)
LEGEND:
L
N
Line 120v
Neutral
L
(NO)
L
(NC)
C
N
o
N
c
Output 120v (normally closed)
Output 120v (normally open)
Common dry contact
Normally open dry contact
Normally closed dry contact
Summary of Contents for 310 ECO Series
Page 32: ...31 De Dietrich Gas 310 610 ECO 8 4 Wiring Diagram fig 18 wiring diagram Fb 12AT ...
Page 33: ...32 De Dietrich Gas 310 610 ECO 8 4 Wiring Diagram Continued ...
Page 70: ...69 De Dietrich Gas 310 610 ECO 16 ADDENDICES ...
Page 71: ...70 De Dietrich Gas 310 610 ECO 16 1 Control menu Fig 40 Control menu flow chart ...
Page 72: ...71 De Dietrich Gas 310 610 ECO 16 2 Shut off codes ...
Page 73: ...72 De Dietrich Gas 310 610 ECO 16 2 Shut off codes Continued Table 25 Shut off codes ...