Sierra Monitor Corporation 5100-06-IT - Manual (Page 25)

Model 5100-XX-IT Toxic Gas Sensor Module
Page: 21
 Track – the 4-20mA value tracks the calibration gas exposed to the gas sensor module
 C2.50mA – the 4-20mA value is held at 2.50mA during calibration
 C4.00mA – the 4-20mA value is held at 4.0mA during calibration.
• RS-485 - Use the [▲] or [▼] keys to select Address or Baud rate menu and press [E]. Note that the
5100-XX-IT has a rotary switch on the faceplate and it is used to select addresses 1-15. When
connected to Sentry the user can select 1-8 and when using Modbus RS-485 the user can select
addresses 1-15. For Modbus addresses above 15, set the rotary switch to 0 and then use the
“Address” menu to select any address between 16 and 254. The Baud rate menu allows the user
to select a baud rate of 38400, 19200, 9600, 4800 or 2400. * indicates current selection. (Sentry
default is 9600)
• DigInput – Use the [▲] or [▼] keys to select supervised or Non-supervised digital input and then
press [E] to change.
Function Display Description Reference
M E
 
M E
 
M E
 
M E
 
M E
 
M E
 
M E
 
M E
 
M E
 
M E
 
Use  or  keys to adjust to new set point
M E
 
M E
 
M E
 
M E
 
M E
 
M E
 
M E
 
Down *Sentry Low Alarm Relay set to Sentry
Down Sentry
NOTE: Sentry indicates that Sentry controls relay
action and not the IT Sensor Module
Enter Latch
Use  or  keys to adjust to new relay action
(Latch, Sentry, NonLatc) * indicates current
Down L.Relay S.P. Function - Low Alarm Relay Adjust
Relays Set Point Adjustment Example
Enter H. Relay S.P. Function - High Alarm Relay Adjust *B
H.Alarm S.P. Function - High Alarm Adjust
Enter ACK Momentary Acknowledge of new Set Point
Down (x5) HASP:55- High Alarm Set Point: new = 55
Enter HASP:60- High Alarm Set Point: current = 60
High Alarm Set Point Adjustment Example
Enter H.Alarm S.P. Function - High Alarm Adjust *A
Down Dig Input S.P. Function - RS-485/Sentry Output Adjust * E Below
Down 4-20mA S.P. Function - 4-20 mA Adjust * D Below
Down Relays S.P. Function - Range Adjust * C Below
Down Relays S.P. Function - Relays Adjust * B Below
Enter Alarms S.P. Function - Alarm Adjust * A Below
Mode SETUP:--- Mode Function - Set Point Adjustments
Mode ALMRSET: Mode Function - Alarm Reset
Key
--0%LEL- Default Display
Mode CALIB:-- Mode Function - Calibrate
Table 5 - 3: Set-Up Configuration