Electro-Voice 1252 - Manual (Page 127)

Electro Industries/GaugeTech Doc # E107706 V1.25 9-15
9.9.1: Overview
Q The Digital Status Input Module is used for either additional status detect or for accumulating pulses
from external equipment, such as power meters, water meters, etc.
Q Nexus 1250/1252 Unit supplies power for up to 4 connected Digital Status Input modules. See
section 9.2 for power and communication details. Refer to sections 5.12 - 5.13 to determine if you
must use an additonal power source, such as the EIG PSIO.
9.9.2: Communication
Q Maximum registers per request, read or write, is 4 registers.orm
Q The device will operate with the following Default Mode Parameters. See section 9.4.1 for details.
Address 247 (F7H)
Baud Rate 57600 Baud
Transmit Delay Time 20 csec
9.9: Digital Status Input Module
Digital Status Input Module Specifications
Model Number
Communication
Power Requirement
Operating Temperature
Voltage Rating
Detection
Factory Settings
Default Settings
(Reset Button)
8DI1
RS-485, Modbus RTU
Programmable Baud Rates: 4800, 9600, 19200, 57600
15–20Vdc at 50–200 mA;
Nexus 1250/1252 Unit
supports up to 4 Modules
(-20 to 79)°C / (-4 to +158)°F
Up to 300Vdc
Wet/Dry, Auto Detect
Modbus Address: 164
Baud Rate: 57600
Transmit Delay Time: 0
Modbus Address: 247
Baud Rate: 57600
256 byte I2C EEPROM for storage of Programmable
Settings and Nonvolatile Memory
Memory
Transmit Delay Time: 20 csec