JUMO 14597 safetyM STB/STW Ex - Safety Temperature Limiter and Safety Temperature Monitor Operating Manual - Manual (Page 114)

9 Technical data
2013-04-01
108
9.7 Test voltages according to EN 60730, Part 1
9.8 Electrical safety
9.9 Environmental influences
Input and output against voltage supply
- With a voltage supply AC 110 to 240 V +10 %/-15 % 3.7 kV/50 Hz
- With a voltage supply AC/DC 20 to 30 V, 48 to 63 Hz 3.7 kV/50 Hz
Clearances/creepage distances
Mains voltage to electronic com-
ponents and probes
≥
6 mm
/ ≥
8 mm
Mains voltage to relays
≥
6 mm
/ ≥
8 mm
Relays to electronic components
and probes
≥
6 mm
/ ≥
8 mm
Electrical safety According to DIN EN 14597 (DIN EN 60730-2-9)
Overvoltage category III, pollution degree 2
Protection rating I With internal isolation from SELV electrical circuits
Ambient temperature range 0 to +55 °C
Storage temperature range -30 to +70 °C
Temperature influence
≤ ±
0.005 %/K dev. from 23 °C 1 for RTD temperature probes
≤
±0.01 %/K dev. from 23 ×C 1 for thermocouple and current
Resistance to climatic conditions 85 % rel. humidity without condensation
(3K3 with extended temperature range according to DIN EN 60721-3-3)