Oldham OLCT 200, User Manual, Page: 10 / 80

OLCT 200 User Manual | 10

No potentiometer or jumper settings required. All setup is with menus accessed via the
LCD / magnetic keypad operator interface without opening the enclosure.

Field adjustable alarm levels may be high, low, fault, fail-safe, latching and
acknowledgeable.

New alarms cause front LED’s to flash and become steady after acknowledge.

CAL MODE advises when to apply gas during calibrations

One half hour trend screen shows rate of change of gas exposures

Sensor life bar-graph updates after each SPAN calibration.

Modular design affords efficient installation and plug in sensors allow changing target
gases after installation

New smart sensors are recognized by the OLCT 200 and prompts users to either
upload new configuration data or continue with data from the previous smart sensor.

Missing Sensors trip the “FAIL” alarm.

Sensors are industry proven for fast response and long life.

On screen radio status icons indicate “Server In Range”, “Server Out of Range”, Server
Previously Out of Range” and “Low Battery” conditions.
NEXT UP/
EDIT DOWN/CAL
TXD
RXD
RS485
ALM1 ALM2 FAIL
ALM RST
% O
2
D e f .
Dual Channel Split Screen
(Dual Sensor Mode Only)
% L E L
17 . 8
0
A 1
A 2
NEXT UP/
EDIT DOWN/CAL
TXD
RXD
RS485
ALM1 ALM2 FAIL
ALM RST
10 % L E L
Engrg. Units / 30-Minute Trend
NEXT UP/
EDIT DOWN/CAL
TXD
RXD
RS485
ALM1 ALM2 FAIL
ALM RST
Me a s u r e me n t N a me
% L E L
10
Engrg. Units / Bar Graph
NEXT key
toggles
readout
NEXT key
toggles
readout
Figure 2-1a: Data Displays
– 2 Wire and 3 Wire Models
Figure 2-1b: Data Displays
– Wireless Models