Electronics

Euro Card & DIN Rail Amp
Electronics

[ G122-202A ]  

G122-202A Servoamplifier Specification
Power Supply ±15VDC stab. (2.5mA each) ±24VDC(valve +relay current
Output Capability Max. current ±100mA Max. voltage
Output Ranges 10, 20,50 and 100mA selectable with R34
Proportional Gain 5 to 200mA/V
Linearity ±3% of full scale
Dither Amplitude 0 to 40% valve drive Frequency 25 to 300 Hz
Dimensions 3 U x 7 HP, 100 x 160 Euro card
Weight 0.36lb (0.16kg)

[ G122-829A ]  

G122-829A Servoamplifier Specification
Function P,I or P & I, switch selectable.
Input 1 Connectors to error amp via 94k. Scaled to 95V max with switch selectable lag of 55mS
Input 2 Differential 4-20mA or ±10V, Switch selectable. Connects to error amp via R34. ±15V max. Rin=390k - ±10V. Rin=240R ? 4-20mA
Input 3 Connects to summing amp via R33. R33Plug-in. ±10V gives ±100% valve drive when R33-10k Ohm ±10% when R33=100k Ohm.
Feedback input Differential 4-20mA or ±10V, switch selectable ±15V max.
Feedback amp Zero, ±10V. Gain, 1 to 10. Derivative (velocity) feedback via plug in resistor and fixed capacitor.
Transducer excitation +10V @ 10mA
Error amp Unity gain Bias ±1.5V. -3Db@723Hz
Proportional amp gain 1 to 20 with R17= 100k(default) Max gain 2000 with R17=10M
Integrator gain 1 to 45 per second
Integrator input Switch selectable amp or proportional gain amp
Enable Relay, +24V @ 8mA, 17 TO 32V
Dither 200Hz fixed frequency. ±10% \valve drive. Switch selectable on/off
Supply 24V nominal, 22 to 28V 75mA@24V no load. 200maA@100mA load.
Mounting DIN rail. IP 20.
Dimensions & Weight 100W x 108H x 45D & 180g

[ G122-828 ]  

G122-828 VP Amplifier Specification
Logic Input Inject, hold pressure, back pressure and retract
On at 10V Off at 5V Max 28V 5.1 Ma @ 24V
Valve output 0 to ±10V@ ±2mA max short circuit and over voltage protected
Monitor signal output S-act+ 0 to +10V, S-act- 0 to -10V, P-act 0 to +10V, V-act 0 to +10V 2mA max, short circuit and over voltage protected
Front panel test point Wipers of R2, 4, 12 & 13 and over voltage protected
Front panel indicators Injection-green, Back Pressure - green, Hold Pressure - green, retract - green, valve saturated - yellow
Front panel trimpots

R1 velocity sensitivity, R2 actual pressure zero,
R3 actual pressure sensitivity, R4 hold pressure zero,
R5 hold pressure balance R6 voltage distributor P gain
R7 voltage distributor I gain R8 hold pressure P gain
R9 hold pressure I gain R10 back pressure P gain
R11 back pressure I gain R12 back pressure zero
R13 retract adjust R14 integral delay time
R15 pressure limiter P gain R16 pressure limiter I gain
Supply 24V nominal, 22 to 28V 130mA@24V, sat LED on Fuse 250mA T,
Dimensions & Weight 90L x 85W x 108H & 316g