
24
2. The Min/Max log parameters are read in 32-bit registers. For the value ranges and scales, refer to Table 5-2.
NOTE:
Power maximum demands are only available in the PM172E.
5.4 Instrument Status Registers
Table 5-4 Instrument Status Registers
Parameter
Register
Type
R/W
Range
Instrument reset register
1
2560
UINT16 R/W
0 (when read)
65535 (when written) = reset the instrument
Reserved
2561-2562 UINT16 R
Read as 0
Firmware build number
2
2563 UINT16
R 0-65535
Reserved
2564
UINT16 R
Read as 0
Firmware version number
2565
UINT16 R
0-65535
Instrument options 1
2566
UINT16 R
See Table 5-5
Instrument options 2
2567
UINT16 R
See Table 5-5
Relay status
3452
UINT16 R
See Table 5-6
Reserved 3453
UINT16
R
0
Status inputs
3454
UINT16 R
See Table 5-8
Setpoints status
3455
UINT16 R
See Table 5-9
Log status
E
3456
UINT16 R
See Table 5-10
Data log status
E
3457
UINT16 R
See Table 5-11
Reserved
3458-3473 UINT16 R
Read as 0
Setpoint alarm status
3474
UINT16 R/W
See Table 5-12
Self-check alarm status
3475
UINT16 R/W
See Table 5-13
Reserved
3476-3483 UINT16 R
Read as 0
Active serial port number
3484
UINT16 R
0 = Port 1, 1 = Port 2
Battery status
E
3485
UINT16 R
0 = low, 1 = normal
1
Writing a value of 65535 into register 2560 will cause the instrument to perform a warm restart.
2
Available starting with F/W Version 4.88.2 or later.
E
Available in the PM172E.
Table 5-5 Instrument Options
Options register
Bit
Description
Options 1
0
120V option
1
690V
option
2-5
Zeros
6
Analog output 0/4-20 mA
7
Analog output 0-1 mA
8
Analog output
±
1 mA
9
Relays
option
10
Digital inputs option
11
Reserved
12
Setup is secured by a password (see Section 4.5)
13
Reserved
14
Analog expander output
±
1 mA
15
Reserved
Options 2
0-2
Number of relays - 1
3-6
Number of digital inputs - 1
7-8
Number of analog outputs - 1
9-13
Reserved
14-15
Memory module size: 10 = 512 Kbytes
Table 5-6 Relay Status
Bit
Description
0
Relay #1 status
1
Relay #2 status
2-15
Not used (permanently set to 0)
Bit meaning: 0 = relay is not energized, 1 = relay is energized
Table 5-8 Status Inputs
Bit
Description