VOLTAGE OUTPUT
1 = 120 VAC, prewired N = No data output
5 = 100-240 VAC, conduit 4 = Single 4-20 mA output
2 = Dual 4-20 mA output
WDT400 SENSOR
N = No electrode
1 = Two graphite electrodes & tees, (inline or submersion)
20ft. (6.1m) cable
2 = Two graphite electrodes & flow switch manifolds,
20 ft. (6.1m) cable
4 = Two high pressure electrodes & glands, 10 ft.(3m) cable
5 = Two high pressure electrodes & flow switch manifolds
20 ft. (6.1m) cable
6 = Two SS electrodes & tees, 20 ft. (6.1m) cable
7 = Two SS electrode & flow switch manifolds on
PP panel, 20 ft. (6.1m) cable
WDT410 SENSOR
N = No electrode
1 = SS +
pH electrodes & tees, (inline or submersion),
20ft. (6.1m) cable
2 = SS + ORP electrodes & tees (inline or submersion),
20 ft. (6.1m) cable
3 = SS +
pH electrodes & flow switch manifold on PP
panel, 5ft. (1.5m) cable
4 = SS + ORP electrodes & flow switch manifold on PP
panel, 5ft. (1.5m) cable
6 = Graphite +
pH electrodes & tees (inline or
submersion), 20ft. (6.1m) cable
7= Graphite + ORP electrodes, & tees (inline or
submersion), 20ft. (6.1m) cable
7R= Graphite + ORP rod style electrode & tees, ft.
(inline or submersion), 20ft. (6.1m) cable
8 = Graphite +
pH electrodes & flow switch manifold
on PP panel, 5ft. (1.5m) cable
9 = Graphite electrode, ORP electrode & flow switch
manifold on PP panel, 5ft. (1.5m) cable
9R= Graphite + ORP rod style electrode & flow switch
manifold on PP panel, 5ft. (1.5m) cable
A = High pressure electrodes (Cond + pH) & flow
switch manifold on PP panel, 5ft. (1.5m) cable
B = High pressure electrodes (Cond + ORP) & flow
switch manifold on PP panel, 5ft. (1.5m) cable
USB FEATURES
N = Software upgrade capability only
U = Integrated datalogging, event/reset logging,
and configuration file import/export
ORDER INFORMATION
AGENCY CERTIFICATIONS
UL ANSI/UL 61010-1:2004, 2nd Edition*
CAN/CSA C22,2 No.61010-1:2004 2nd Edition*
CE Safety EN 61010-1 2nd Edition (2001)*
CE EMC EN 61326 :1998 Annex A*
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.
ABOUT US
Walchem integrates its advanced sensing, instrumentation, fluid
pumping and communications technologies to deliver reliable and
innovative solutions to the global water treatment market
Our in-house engineering is driven by quality, technology and
innovation. For more information on the entire Walchem
product line, visit: www.walchem.com
Walchem, An Iwaki America Corporation Company
Five Boynton Road Hopping Brook Park
Holliston, MA 01746 USA
Phone: 508-429-1110
Fax: 508-429-7433
www.walchem.com
WDT400
WDT410
voltage output
sensor USB
Webmaster®ONE
WebMasterONE is the most advanced online cooling tower and
boiler controller in the water treatment industry. The flexible
multi-I/O platform allows you to control multiple cooling towers,
boilers, closed loops, and condensate lines with just one controller.
An extensive assortment of integrated communications and data
handling features are included that enable water treatment
professionals to provide more effective water management services
to their customers.
Metering Pumps
The E-Class is the most innovative and comprehensive metering
pump product line in the world. Over 50 years of pump experience and
a commitment to superior mechanical design has led to development
of many industry firsts, including 360 stroke-per-minute technology,
IP67 waterproof construction, and the world’s highest capacity
solenoid metering pumps.
WIND WebMaster® Industrial Water Controllers
Walchem’s WebMaster Industrial (WIND) Controller sets a new
standard for Industrial Water Treatment Controllers. WIND has a
flexible multi-I/O platform, a wide range of analytical
sensor measurement capabilities, and an extensive assortment
of integrated communications and data handling features.
WebAlert® Remote Monitor
Walchem’s WebAlert is the first stand alone remote monitoring
device that can web enable your installed equipment without
having to replace or upgrade it.
180359.E1 May 2009
