D396-20-880 Issue H
Page 10
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Technical data
2.4
EXT pump electrical output data
2.5
Logic interface
Table 4 - EXT pump electrical output data
Compatible EXT pumps
EXT70, EXT250, EXT351
Maximum continuous output power
80 W
Maximum output voltage
53 V a.c. r.m.s.
Switching frequency
32 kHz
Nominal output frequency
600 Hz to 1.5 kHz
Maximum output frequency
1.07 x nominal
Standby frequency
70% of nominal
Table 5 - Logic interface data
Remote control signals
Control voltage: low (close)
< 0.8 V d.c.
Control voltage: high (open)
4 to 24 V d.c.
Maximum input current (at 24 V)
80
A
Maximum output current (at 0 V d.c.)
160
A
Air-cooler electrical supply
Voltage range
+20 to +26 V d.c.
Maximum output current
150 mA
Vent-valve electrical supply
Voltage range
+16 to +26 V d.c.
Maximum output current
80 mA
Analogue output
Output voltage
0 to +10 V d.c. proportional to speed or power:
0 to 10 V
0 to 100% of pump speed, or
0 to 10 V
0 to 80 W motor power
Maximum output current
5 mA
TMP Normal and TMP Fail status outputs
Maximum output voltage (high)
26 V d.c.
Maximum output current
Vout (low)
0.8 V
20 mA
Vout (low) < 0.8 V (TTL level)
1 mA
TMP On status output
Logic high output voltage at 8
A
4.12 V
Logic low output voltage at 42
A
0.77 V
