KROHNE SU 600 Ex EN - Manual (Page 27)

Relay outputs
Quantity
2x operating relay, 1x fail safe relay
Contact floating spdt
Contact material AG NI 0.15 hard gold-plated
Turn-on voltage min. 10 mV DC, max. 250 V AC/DC
Switching current min. 10 µA DC, max. 3 A AC, 1 A DC
Breaking capacitance min 50 mW, max. 500 VA, max. 54 W DC
Min. switching hysteresis 0.5 %
Current outputs
Quantity
1x output
Range 0/4 … 20 mA
Resolution 0.1 % or 20 µA
Max. load 500 Ohm
Fault signal 22 mA
Linearity error 0.1 % (relating to 20 mA)
Temperature error 0.01 %/K (relating to 20 mA)
Displays
Measured value indication
- LC display (45x45 mm)
digital and quasianalogue indication
- max. indicating range -9999 ... 9999
LED displays
- status indication operating voltage
1x LED green
- status indication fault signal 1x LED red
- status indication operating relay 1/2 2x LED yellow
Adjustment
Adjustment elements
2x keys in the front, 1x function switch, 1x slide
switch active-passive
Ambient conditions
Ambient temperature
-20 … +60°C (-4 … +140°F)
Storage and transport temperature -40 … +80°C (-40 … +176°F)
Electrical protective measures
Protection
- Wall/rail mounting
IP 20
- Panel mounting IP 40
SU 600 Ex - 4 ... 20 mA signal conditioning 27
Supplement
30653
-EN
-050803