Specifications; Measurement Performance; Electrical: Input/Output; Mechanical - Walchem WBL400 Series Instruction Manual

2.0

SPECIFICATIONS

2.1

Measurement Performance

Conductivity Resolution
Conductivity Accuracy
Temperature Resolution
Temperature Accuracy
2.2

Electrical: Input/Output

Input Power
Input Signals
Outputs
Agency Approvals
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.
2.3

Mechanical

Conductivity Range
Temperature Range
Conductivity electrode
Flow Meter (optional)
Flow Switch (optional)
Mechanical Relays
4 - 20 mA (optional)
UL
CAN/CSA
CE Safety
CE EMC
Enclosure Material
NEMA Rating
Dimensions
Display
Operating Ambient Temp
Storage Temperature
Electrode mounting
Electrode rating
Electrode material
0 - 10,000 µS/cm (microSiemens/centimeter)
1 µS/cm
10 - 10,000 µS/cm ±1% of reading
0 - 10 µS/cm ±20% of reading
32 - 392°F (0 - 200°C)
0.1°C
± 1% of reading
100-240 VAC, 50/60 Hz, 8A
Fuse: 1.0 ampere, 5 x 20 mm
1.0 cell constant, Pt1000 RTD
Isolated, dry contact closure required (i.e. relay,reed switch)
Isolated, dry contact closure required (i.e. reed switch)
Pre-powered on circuit board switching line voltage
6 A (resistive), 1/8 HP
All relays are fused together as one group, total current for this
group must not exceed 6A.
Two relays for WBL400 models, six relays for WBL410 models.
Internally powered
Fully isolated
600 Ohm max resistive load
Resolution .001% of span
Accuracy ± 1% of reading
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*
Polycarbonate
NEMA 4X
8.5" x 6.5" x 5.5"
2 x 16 character backlit liquid crystal
32 – 122°F (0 – 50°C)
-20 – 180°F (-29 – 80°C)
¾" NPTF
250 psi at 392°F (17.2 bars at 200°C)
316 SS and PEEK
2
Edition*
Edition*