Dwyer SC1490 - Manual (Page 5)

December, 2004 Page 5 of 8 949-0531 Rev. 2
WARNING: Do not attempt to operate this de-
vice with the cover removed. Potentially le-
thal voltage is present on some of the internal
components. Do not open the unit. There are
no internal adjustments or user serviceable
parts in the unit.
WIRING
Mount on DIN rail and wire per Figure 5 below.
LOVE CONTROLS
DIV. OF DWYER INSTRUMENTS, INC.
MICHIGAN CITY, IN 46361, U.S.A.
S/N: MODEL:
MADE IN U.S.A.
290-2888
INPUT
ALARM A
ALARM B
1
7
N.C.
N.C.
N.O.
N.O.
COM
COM
4
10
2
8
5
11
3
9
6
12
POWER
T/C,V
& I
RTD
+
TM
Figure 3
Figure 4
For SC1490, power is 85 to 265 Vdc/Vac 50 to 400 Hz.
For SCL1490 power is 12 to 24 Vdc/Vac 50 to 400 Hz. ±20%.