JUMO 701150 14597 safetyM STB/STW - Safety Temperature Limiter and Safety Temperature Monitor Operating Manual - Manual (Page 91)

8 Technical data 91 2014-05-01
8.5 Measuring circuit monitoring
8.6 Voltage supply
RTD temperature probe in
three-wire circuit and
double thermocouples Thermocouples Current 4 to 20mA
Overrange
and underrange
Is detected
LED K1, K2, KD and KV are lit;
">>>>" flashes in the display for overrange, "<<<<" for underrange.
Probe and wire break Is detected
LED K1, K2, KD and KV are lit;
">>>>" flashes in the display; relay output "Alarm" is inactive
LED K1, K2, KD and KV are lit;
">>>>" flashes in the display;
relay output "Alarm" is inactive
Probe short-circuit Is detected
LED K1, K2, KD and KV are lit;
"<<<<" flashes in the display;
relay output "Alarm" is inactive
Is detected by difference
monitoring of the analog in-
puts
v Chapter 7.3.6 "Limit
value difference, hyster-
esis"
LED K1, K2, KD and KV are lit;
"<<<<" flashes in the display;
relay output "Alarm" is inactive
Voltage supply AC/DC 20 to 30 V, 48 to 63 Hz
AC 110 to 240 V, +10/-15 %, 48 to 63 Hz
Power consumption 12 VA
Power loss 12 W