West Control Solutions KS 45 - Manual (Page 73)

Permissible temperatures
For specified accuracy: -10...55°C
Warm-up time: < 20 minutes
Temperature effect: ß 0,05 % / 10 K
add. influence to coldjunction
compensation: ß 0,05 % / 10 K
Operating limits: -20...60°C
Storage: -30...70°C
Humidity
Max. 95%, 75% yearly average, no condensation
Shock and vibration
Vibration test Fc (DIN EN 60 068-2-6)
Frequency: 10...150 Hz
Unit in operation: 1g or 0.075 mm
Unit not in operation: 2g or 0.15 mm
Shock test Ea (DIN EN 60 068-2-27)
Shock: 15 g
Duration: 11 ms
Electromagnetic compatibility
Meets EN 61326-1 for continuous, unattended operation.
Interference radiation:
• Within the limits for class B instruments.
Immunity to interference:
Meets the test requirements for instruments in industrial areas.
Criteria for evaluation:
• Surge interference partly has marked effects, which decay after
the interference stops.
• With high levels of surge interference on 24V AC mains leads,
it is possible that the device is reset.
With HF interference, effects up to 50 µV can occur.
GENERAL
Housing front
Material: Polyamide PA 6.6
Flammability class: VO (UL 94)
Connecting terminals
Material: Polyamide PA
Flammability class: V2 (UL 94) for screw terminals
V0 (UL 94) for spring-clamp terminals and
bus connector
Electrical safety
Complies with EN 61 010-1
Over-voltage category II
Contamination degree 2
Protection class II
Electrical connections
Plug-in connector strips with choice of terminal type:
• Screw terminals or spring-clamp terminals, both for lead
cross-sections from 0.2 to 2.5 mm 2 .
Mounting method
Clip-on rail mounting (35 mm top-hat rail to EN 50 022).
Locked by means of metal catch in housing base.
Close-packed mounting possible.
Mounting position: vertical
Weight: 0.18 kg
Certifications
CE certified
Type tested to EN 14597 (replaces DIN 3440)
With certified sensors applicable for:
• Heat generating plants with outflow temperatures up to 120°C
to DIN 4751
• Hot-water plants with outflow temperatures above 110°C to DIN
4752
• Thermal transfer plants with organic transfer media to DIN
4754
• Oil-heated plants to DIN 4755
cULus-certification
(Type 1, indoor use)
File: E 208286
Standard accessories
• Operating instructions
• With ‘Interface’ option: bus connector for fitting into top-hat
rail
Technical data
KS 45 73