Electrical: Input/Output; Mechanical (Controller) - Walchem WDIS Series Instruction Manual

2.2

Electrical: Input/Output

Input Power (Controller)
Input Signal
Controller Sensor Input
Interlock (optional)
Output
Control 1/2 (ON/OFF)
Internally powered relays
AUX1, AUX2, Alarm
Dry contact relays
Note: The Alarm relay is non-programmable. Refer to the Main Menu diagram on page 14 for the list of error conditions
that trigger the alarm relay.
4-20 mA (optional)
Sensor Power
(supplied by controller)
Agency Approvals
2.3

Mechanical (Controller)

Enclosure Material
NEMA Rating
Operating Ambient Temp
Storage Temperature
Shipping Weight
110-120VAC
50/60 Hz, 10A
±1400 mV
Isolated dry contact closure required (i.e., flow, level, etc.)
@ 120 VAC, 10 A resistive, 1/8 HP
@ 120 VAC, 10A resistive, 1/8 HP
Fully isolated, internally powered
600 Ω max. resistive load
Resolution .001% of span
Accuracy ±1% of reading.
±5 VDC, 5 mA
UL
CAN/CSA
CE Safety
CE EMC
Note: For EN61000-4-6,-3 the controller met performance criteria B.
*Class A equipment: Equipment suitable for use in establishments other than domestic, and
those directly connected to a low voltage (100-240 VAC) power supply network which
supplies buildings used for domestic purposes.
Polycarbonate
NEMA 4X
Dimensions 8.5" x 6.5" x 5.5"
Display 2 x 16 character backlit liquid crystal
32 – 122°F (0 – 50°C)
-20 – 180°F (-29 – 80°C)
7 lbs (3kg) approximately
or 220-240VAC
or 50/60 Hz, 5A
@ 240 VAC, 6A resistive, 1/8 HP
@ 240 VAC, 6A resistive, 1/8 HP
nd
ANSI/UL 61010-1:2004, 2
nd
C22,2 No.61010-1:2004 2
nd
EN 61010-1 2 Edition (2001)*
EN 61326 :1998 Annex A*
2
Edition*
Edition*