West Control Solutions SG 45 - Manual (Page 54)

ENVIRONMENTAL CONDITIONS
Protection mode
Front panel: IP 20
Housing: IP 20
Terminals: IP 20
Permissible temperatures
For specified accuracy: -10...55°C
Warm-up time: < 20 minutes
Temperature effect:
ß 0.02 % / 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 the test requirements for instruments in industrial areas.
Interference radiation:
• Within the limits for class A instruments.
Immunity to interference:
• Meets EN 61326-1 for continuous, unattended operation.
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
Certifications
CE marking
Meets the EuropeanDirectives regarding „Electromagnetic Com-
patibility“ and „Low-voltage equipment“ (see also „Safety tests“)
cUL certification
(Type 1, indoor use)
File: E 208286
For compliance with UL certificate, the following information must
be taken into account:
• Use only 60/75°C copper (Cu, 12-30 AWG) conductors .
• Tighten the terminal-screws with a torque of 0.5 – 0.6 Nm.
• Max. ambient temperature: 55 °C
• Max. ratings of relay contacts: 250VAC, 2A (resistive)
• Power supply from class II
Electrical connections
Plug-in connector strips:
Screw terminals for lead cross-sections from 0.2 to 2.5 mm 2 .
(AWG24-12)
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
Standard accessories:
•
Operating notes
• Devices with ‘Interface’ option: bus connector for fitting into
top-hat rail
Technical data
54 UNIFLEX SG 45