The VT-2000-51a is a proportional amplifier manufactured by Bosch Rexroth Indramat, part of the VT 2000 Proportional Amplifiers series. It operates from 22 to 35 V DC with power consumption under 25 VA and draws 1 A. The output solenoid current ranges 0 to 800 mA. Featuring a 32-pin DIN 41612 Form D male connector, it provides overload and short-circuit protection.
Card Dimensions
100 x 160 mm (Euro-card, DIN 41494)
Clock Frequency
100 or 200 Hz ±10% (jumper S2)
Command Input 1 Range
0 to +9 V (ref. measurement zero M0)
Command Input 2 Range
0 to +10 V differential, Rin = 100 kΩ
Connector Type
32-pin male (DIN 41612, form D)
Current Consumption
< 1 A
Front Panel Height
128.4 mm (3 HE)
Front Panel Width
3 TE component side, 1 TE solder side
Fuse Rating
2.5 A slow-blow
Operating Temperature
0 to +50 °C
Operating Voltage
24 V DC +40%/–5% (22 to 35 V)
Power Consumption
< 25 VA
Protections
Overload and short-circuit protection
Ramp Time
30 ms (external contacts); ~1 s or 5 s (jumper S1)
Regulated Voltage
±9 V ±1% (≤ ±25 mA load)
Solenoid Current Range
0 to 800 mA ±10 mA (R20 = 19.5 Ω)
Storage Temperature
-25 to +85 °C
Weight
0.1 kg