Safety outputs: Instantaneous, --; OFF-delayed, 4 PST-NO.
Auxiliary outputs *1: 1(Semiconductor).
OFF-delay time: *2.
Rated voltage: 24 VDC.
Terminal block type: Spring-cage terminals.
Logical AND Function Adds Flexibility to I/O Expansion.
Facilitates partial or complete control system setup.
Solid-state outputs (excluding Expansion Units) GRT1-CRT PDF datasheet.
Detailed LED indications enable easy diagnosis GRT1-CRT
TÜV SÜD certification for compliance,
with IEC/EN61508 (SIL3), EN ISO13849-1 (PLe/Safety Category 4).
Approved by UL and CSA.
New unit joins the Series with the following two additional features:
-OFF-delay time of up to 150 seconds can be set.
-Two logical AND connection inputs. Input capacity: 16 points GRT1-CRT PDF datasheet.
Internal I/O common: PNP.
ON voltage: 15 VDC min.
(between each input terminal and the G terminal)
OFF voltage: 5 VDC max.
(between each input terminal and the G terminal)
OFF current: 1.0 mA max.
Input current: 6.0 mA max./input (at 24-VDC),
3.0 mA min./input (at 17-VDC).
ON delay: 0.1 ms max.
OFF delay: 0.2 ms max.
Input filter value: Without filter, 0.5 ms, 1 ms,
2 ms, 4 ms, 8 ms, 16 ms, 32 ms GRT1-CRT PDF datasheet. (Default setting: 1 ms)
Number of circuits per common: 8 points/common.
Input indicators: LED display (yellow).
Isolation method: Photocoupler isolation.
I/O power supply method: Supply by I/O power supply.
Input device supply current: 100 mA/point.
Unit power supply current consumption: 90 mA max.
(for 20.4 to 26.4-VDC power supply voltage)
I/O power supply current consumption: 5 mA max.
(for 20.4 to 26.4-VDC power supply voltage)
Weight: 370 g max.
Expansion functions: No.
Short-circuit protection function: No.
A common terminal is provided for each contact.
It eliminate the needs for relay terminal blocks.
It is unnecessary to share the common terminal,
among multiple contacts.
Easyy-to-find wiring locations GRT1-CRT datasheet PDF catalog.
Detachable screw terminal block facilitates the maintenance.
Input response time can be switched for high-speed processing.
Selectable node address setting methods: setting with rotary,

switch and with tool software GRT1-CRT datasheet PDF catalog.
When setting the nodes with rotary switch, setting is easy and,
node identification becomes possible for maintenance.