M-97
Option Boards Specifications
LDP63000-AC Isolation For All 4 Cards:
Isolation To Sensor (Common):
1400 Vrms for 1 min
Working Voltage: 125 V
Isolation To User Input (Common):
500 Vrms for 1 min
Working Voltage: 50 V
RS232/RS485
Communication Card
RS485 Communication Card Type:
RS485 multi-point balanced interface
Isolation To Sensor and User Input
Commons: 500 Vrms for 1 min
Working Voltage: 50 V (not isolated from
all other commons)
Baud Rate: 300 to 19.2 K
Data Format: 7/8 bits; odd, even, or no parity
Bus Address: 0 to 99, max 32 m per line
Transmit Delay: Selectable, 2 to 50 ms or
50 to 100 msec
RS232 Communication Card
Type: RS232 half duplex
Isolation To Sensor and User Input
(Commons): 500 Vrms for 1 min
Working Voltage: 50 V (not isolated from
all other commons)
Baud Rate: 300 to 19.2 K
Data Format: 7/8 bits; odd, even, or no parity
MODBUS
Type: RS485, RTU and ASCII MODBUS
modes
Isolation To Sensor and User Input
Commons: 500 Vrms for 1 minute
Working Voltage: 50 V, not isolated from
all other commons
Baud Rates: 300 to 38400
Data: 7/8 bits
Parity: No, odd, or even
Addresses: 1 to 247
Transmit Delay: Programmable, see
transmit delay explanation
Analog Output Card
Types: 0 to 20 mA, 4 to 20 mA and
0 to 10 Vdc
Isolation To Sensor and User Input
Commons: 500 Vrms for 1 min
Working Voltage: 50 V, not isolated from
all other commons
Accuracy: 0.17% of FS (18 to 28°C);
0.4% of FS (0 to 50°C)
Resolution: 1/3500
Compliance:
10 Vdc: 10 KΩ load minimum
20 mA: 500 Ω load max
True RMS—Excitation Power:
Transmitter Power: 24 Vdc,
±5%, regulated, 50 mA max
True RMS AC Voltage/Current
Isolation To Option Card Commons
and User Input Commons: 125 Vrms
Isolation To AC Power Terminals:
250 Vrms
Input Max DC Impedance Continuous
Range Accuracy* Blocking (60 Hz) Overload Resolution
200 mV 0.1% of rdg
+ 0.4 mV ±10 V 686 KΩ 30 V max 0.01 Mv
2 V 0.1% of rdg
+ 2 mV ±50 V 686 KΩ 30 V max 0.1 mV
20 V 0.1% of rdg
+ 20 mV ±300 V 686 KΩ 300 V max 1 mV
300 V 0.2% of rdg
+ 0.3 V ±300 V*** 686 KΩ 300 V max 0.1 V
200 µA 0.1% of rdg
+ 0.4 µA ±15 mA 1.11 KΩ 15 mA max 0.01 µA
2 mA 0.1% of rdg
+ 2 µA ±50 mA 111 Ω 50 mA max 0.1 µA
20 mA 0.1% of rdg
+ 20 µA ±150 mA 11.1 Ω 150 mA max 1 µA
200 mA 0.1% of rdg
+ 0.2 mA ±500 mA 1.1 Ω 500 mA max 10 µA
5 A 0.5% of rdg
+ 5 mA ±7 A*** 0.02 Ω 7 A** max 1 mA
* Conditions for accuracy specification: 20 minutes warm-up, 18 to 28°C (64 to 82°F)
temperature range, 10 to 75% RH non-condensing, 50 Hz to 400 Hz sine wave input, 1% to
100% of range. Add 0.1% reading + 20 counts error over 0 to 50°C (32 to 122°F) range, 0.2%
reading + 10 counts error for crest factors up to 3, add 1% reading up to 5, 0.5% reading
+ 10 counts of DC component and 1% reading + 20 counts error over 20 Hz to 10 KHz range.
** Non-repetitive surge rating: 15 A for 5 seconds
*** Inputs are directly coupled to the input divider and shunts. Input signals with high DC
component levels may reduce the usable range.
True RMS Voltage/Current Inputs
Process Inputs—
Excitation Power:
Transmitter Power: 24 Vdc, ±5%,
regulated, 50 mA max
Reference Voltage: 2 Vdc, ± 2%
Compliance: 1 kΩ load min. (2 mA max)
Temperature Coefficient:
40 ppm/°C max
Reference Current: 1.75 mAdc, ± 2%
Compliance: 10 kΩ load max
Temperature Coefficient:
40 ppm/°C max
Max
Input Accuracy* Accuracy* Impedance/ Continuous Display
Range (18 to 28°C) (0 to 50°C) Compliance Overload Resolution
20 mA 0.03% of rdg 0.12% of rdg
(-2 to 26 mA) + 2 µA + 3 µA 20 Ω 150 mA 1 µA
10 Vdc 0.03% of rdg 0.12% of rdg
(-1 to 13 Vdc) + 2 mV + 3 mV 500 KΩ 300 V 1 mV
* After 20 minute warm-up. Accuracy is specified in 2 ways: accuracy over an 18 to 28°C
(64 to 82°F) with a 10 to 75% RH environment and accuracy over a 0 to 50°C (32 to 122°F)
with a 0 to 85% RH (non-condensing environment). Accuracy over the 0 to 50°C (32 to 122°F)
range includes the temperature coefficient effect of the meter.
Update Time: 200 ms max to within 99%
of final readout value (digital filter and
internal zero correction disabled), 700 ms
max (digital filter disabled, internal zero
correction enabled)
LDP63000-AC: 1 s max to within 99%
of final readout value (digital filter disabled)
Setpoint Output Cards:
Type: Four types of field-installable cards
Response Time: 200 ms max to within
99% of final readout value (digital filter and
internal zero correction disabled), 700 ms
max (digital filter disabled, internal zero
correction enabled)
LDP63000-AC Only: 1 s max to within
99% of final readout value (digital
filter disabled)
LDP63000-T Only: 200 ms typical,
700 ms max (digital filter disabled)
Maximum Crest Factor (Vp/VRMS):
5 @ FS input
Input Coupling: AC, or AC and DC
Input Capacitance: 10 pF
Common Mode Voltage: 125 Vac
working
Common Mode Rejection
(DC to 60 Hz): 100 dB