GE Industrial Solutions POWER LEADER ModBus Monitor - Manual (Page 14)

POWER LEADER Modbus Monitor
Chapter 1 – Introduction
8
Specifications
The specifications of the Modbus Monitor are listed in
Table 2.
Parameter Value
Control power 100–240 Vac, 50, 60 Hz;
125–250 Vdc;
30 W min
Current draw for fusing Use 1.5A – 3.0A slow-blow fuse
Modbus communications Two RS-485 ports, 1200 baud, 2400 baud, 4800
baud, 9600 baud, and 19.2 Kbaud supported; no
parity, eight data bits, one stop bit.
Mating connector: Precision Connector Designs
(PCD) ELFT03260 or equivalent (supplied with
unit)
RS-485 Modbus
interconnections Bare wire, AWG #12–24
Standards: UL 508, File No. E146421
CSA: C22.2 No. 14, File No. LR-77871-25
Device types supported The Monitor supports up to 32 device types,
including the 21 Tightly Integrated Device types
and the Modbus Monitor device type itself.
Devices per Modbus
segment Per the Modbus standard, up to 32 total ‘drops’
(devices) per segment, including Monitors and (if
applicable) PMCS host.
Up to 215 commnet devices may be supported via
Modbus Concentrators.
See GEH-6502, PMCS Network Architecture
Guide, for details.
Compatible Modbus RTU
Host Software GE Industrial Systems
Power Management Control System, version 5.1 or
greater
Table 2. Monitor specifications.
Environmental
The environmental requirements of the Monitor are
listed in Table 3.
Parameter Value
Operating temperature 0° C to +65° C
Storage temperature –20° C to +80° C
Relative humidity 5% to 95% noncondensing
Environmental exposure NEMA 12
Vibration response and
endurance
IEC 255–21–1
Severity Class 1
Fast transient surge ANSI C37.90.1
Radiated EMI withstand ANSI C37.90.2
Electrostatic discharge IEC 801–2
Severity Class 4
Table 3. Monitor environmental requirements.
Catalog Numbers
Two versions of the Monitor are available: a single RS-
485 port version and a dual RS-485 port version. Catalog
numbers for each version are shown in Table 4.
Description Catalog Number
Monitor, single RS-485 port PLMNTR1
Monitor, dual RS-485 port PLMNTR2
Table 4. Monitor catalog numbers.