MODEL AM-22DIN DIGITAL AMMETER
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As each shot is taken the meter will automatically reset compute and display the new readings in
less than a second. Standard meters are mean average FWDC calibrated for operation from your
existing 50mv/1000 Amp meter shunt either in place of or in conjunction with your machines
meter. Meters are preset but final calibration depends on accuracy of your existing meter shunt.
An externally accessible adjustment is available for final calibration. They may be ordered for AC
or HWDC Signal Input and different meter shunt ratings. AC/DC True RMS meter is also available.
*Note options area below
Specifications:
A. Current Meter
2. Range = 100 to 19,990 amperes (0.10 to 19.99 X 1000A)
3. DPM Display = 3 1/2 LED .56" (14MM) digits
4. Conversion Time = 280 msec
5. Auto Reset Time = 1 second
6. * Signal Input = 50mv/1000A Meter shunt
7. Input Impedance = 47 Ω
B.*Power Line Input = 90 to 120 VAC 4VA 50/60Hz
C. Temperature = 40 to 120 F (5 to 49 C)
D. Dimensions HxWxD = 1.9 x 4 x 4" (48 x 102 x102mm)
E. Weight = 1 lb (454g)
F. External Controls
1. '0' Reset
2. Meter ADJ.
G. Internal Adjustments
1. Zero
H. Hardware
1. Input Terminal Strip
2. Mounting clips
A. AM-22 DIN Operation
1. Attach wires to terminals observing label markings. Terminal 1 & 2 is AC
line input, 3 is GND, 4 & 5 is shunt signal input and 6 & 7 is external manual
reset signal input.
2. Shunt signal input is not polarized. Shielded twin lead maybe required if
meter reading is erratic due to noise pickup.
3. Auto reset occurs with a minimum input signal of 3mv. About 60 amps from
a 50mv-1000A shunt.
4. To manually reset meter display to zero. Momentarily short across 6 & 7.
5. Meter calibration ADJ. is on rear panel. CW will increase ammeter reading.
A small screw driver is required to access slot adjustment.
6. Zero adjust is internal. Remove rear panel for access.
B. Case Mounting
1. Cut out = 3.62 X 1.73” (96 X 44mm)
2. Snap-in mounting clips are provided for Panel Installations.
*OPTIONS; SPECIFY WHEN ORDERING
1. AC/DC True RMS 1% ± 2 digit 0-6kHz CF4 2. Signal input for AC or HWDC mean average 3. Different Meter Shunt signal input 4. 220 VAC Power Line input
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AM-22 DIN current ammeter is for
installation on new and old mag particle
equipment to provide the most up to date
accuracy of output amperes with infinite
hold, auto reset and update functions that
will meet or exceed all industrial and
military requirements. High visibility LED
digital panel meters display the output
current in amperes. Meters hold this
reading indefinitely for accurate recording
of each shot.