Group Four Transducers G4610 Series, Instruction Manual

Page: 9 / 47

G4610 Series Strain Gauge, Load Cell, and mV Meter
Instruction Manual
9
Isolated 4-20 mA Transmitter
Output
Output
Source Process variable (PV), max, min, set points
1-8, Modbus input, or manual control mode
Scaling
Range 1.000 to 23.000 mA for any display range
Calibration Factory calibrated:
0.00 to 100.00 = 4-20 mA output
Analog
Output
Programming 1.000 mA minimum and 23.000 mA
maximum for all parameters: overrange,
underrange, max, min, and break
Accuracy ± 0.1% of span ± 0.004 mA
Temperature
Drift
0.4 µA/

C max from 0 to 65

C ambient,
0.8 µA/

C max from -40 to 0

C ambient
Note: Analog output drift is separate from
input drift.
Isolated
Transmitter
Power Supply
Terminals I+ & R: 24 VDC

10% isolated
from the input at >500 V. May be used to
power the 4-20 mA output or other devices
(except load cell/strain gauge). Refer to
Connectors Labeling on page 13 and
Figure 23. 4-20 mA Output Connections on
page 17 .
All models rated @ 40 mA max.
External Loop
Power Supply 35 VDC maximum
Output Loop
Resistance Power supply Minimum Maximum
24 VDC
10

700

35 VDC
(external)
100

1200

USB Connection
Function Programming only
Compatibility USB 2.0 Standard, Compliant
Connector
Type Micro-B receptacle
Cable USB A Male to Micro-B Cable
Driver Microsoft ® Windows ® XP/Vista/7/8/10
Power USB port provides power to the meter.
DO NOT apply AC or DC power to the
meter while the USB port is in use.
On-Board Digital Input (F4)
Function Operate tare function, remote operation of
front-panel buttons, acknowledge/reset
relays, reset max/min values. See
Function
Keys & Digital I/O Available Settings on
page 40 for a complete list of capabilities.
Contacts 3.3 VDC on contact. Connect normally
open contacts across F4 to COM
Logic Levels Logic High: 3 to 5 VDC
Logic Low: 0 to 1.25 VDC
Additional I/O Up to 2 external modules, model G4A1044
with 4 digital inputs and 4 digital outputs
each can be added.
Modbus
®
RTU Serial
Communications
Slave ID 1
– 247 (Meter address)
Baud Rate 300
– 19,200 bps
Transmit
Time Delay Programmable between 0 and 199 ms
Data 8 bit (1 start bit, 1 or 2 stop bits)
Parity Even, Odd, or None with 1 or 2 stop bits
Byte-to-Byte
Timeout 0.01
– 2.54 second
Turn Around
Delay Less than 2 ms (fixed)
Note: Refer to the G4610 Modbus Register Tables located
at
www.groupfourtransducers.com for details.
MeterView Pro
Availability Download directly from meter or from
www.groupfourtransducers.com
System
Requirements Microsoft ® Windows ® XP/Vista/7/8/10
Communications USB 2.0 (for programming only)
(Standard USB A to Micro USB B)
RS-232 adapter, RS-485 adapter and
RS-485 to USB converter
(programming, monitoring, and data
logging)
Configuration Configure meters one at a time
Power USB port provides power to the meter.
DO NOT apply AC or DC power to the
meter while the USB port is in use.